English · Français · Deutsch · Español · Italiano · Nederlands · Polski · 日本語 · 简体中文 · Português (Brasil) · 한국어 · Türkçe · Українська · Tiếng Việt · ไทย · العربية · हिन्दी · বাংলা · Bahasa Indonesia · Dansk · Svenska · Български · Čeština · Ελληνικά · Eesti · Suomi · Gaeilge · Română · Slovenčina · Slovenščina · Hrvatski · Magyar · Lietuvių · Latviešu · فارسی · اردو
Créditos e licenças
O Tubomix assenta em medições de tintas reais, em trabalhos publicados e nas cartas de cores dos fabricantes. Obrigado aos seus autores. Esta página diz de onde vem cada coisa, e o que pode reutilizar.
Cartas de cores dos fabricantes
Os pigmentos de cada tubo vêm das cartas de cores dos fabricantes, lidas na data indicada. Os fabricantes às vezes mudam uma receita: em caso de dúvida, vale o rótulo do seu tubo. Os nomes de marcas e de cores pertencem aos seus donos; o Tubomix não está ligado a nenhum fabricante.
16 fabricantes, 54 documentos, lidas a 4 de novembro de 2026.
Charvin3 gamas · 397 cores
| Extra-Fine Oil Colors | óleo, 159 cores | Charvin colour chart / Nuancier couleur, July 2024 |
|---|---|---|
| Fine Oil Colors | óleo, 134 cores | |
| Extra-Fine Acrylic Colors | acrílico, 104 cores |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Charvin colour chart / Nuancier couleur, July 2024 (PDF, Charvin Arts downloads page) - pages 3-6 Extra-Fine Oil (177 colours), 8-10 Fine Oil (150), 12-13 Extra-Fine Acrylic (106); names in French and English as printed; PV23RS read as PV23, 'PB23RS' (indigos) as PV23, PBK111 as PBk11, PBKK7 as PBk7, Y35 as PY35, P013/P020 as PO13/PO20, PR48-4 as PR48:4; the oil tints list no white; metallic (mica) colours and acrylic Pourpre ('PW/PR122/PV23RS') left out; extra-fine oil 'Ocre jaune clair' printed with code 130 over 139, read as 139; oil colours: the chart omits titanium white in tints, so the 16 oil colours per line whose acrylic version contains PW6 but whose oil entry has no white (e.g. Fleur de lin, Rose Eva, Hale) are left out rather than shown with a wrong composition
Daler-Rowney7 gamas · 395 cores
| System3 Acrylic (Original) | acrílico, 44 cores | System3 Original Acrylic colour chart |
|---|---|---|
| System3 Heavy Body Acrylic | acrílico, 27 cores | System3 Heavy Body Acrylic colour chart |
| Cryla Artists' Acrylic | acrílico, 79 cores | Cryla Artists' Acrylic colour chart |
| Georgian Oil Colour | óleo, 58 cores | Georgian Oil Colour colour chart |
| Artists' Oil Colour | óleo, 62 cores | Artists' Oil Colour colour chart |
| Aquafine Watercolour | aguarela, 46 cores | Aquafine Watercolour colour chart |
| Artists' Watercolour | aguarela, 79 cores | Artists' Watercolour colour chart |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
System3 Original Acrylic colour chart (Daler-Rowney catalogue 2026, PDF); pigments as printed; 'PR101 Trans' read as PR101 (a repeated PR101 kept once); metallic imitation colours left out, fluorescent colours left out (no Colour Index name); Warm Grey 'Pk11' read as PBk11, Cadmium Red Deep Hue 'PRY83' read as PY83
System3 Heavy Body Acrylic colour chart, Georgian Oil Colour colour chart, Artists' Oil Colour colour chart, Artists' Watercolour colour chart (Daler-Rowney catalogue 2026, PDF); pigments as printed; 'PR101 Trans' read as PR101 (a repeated PR101 kept once)
Cryla Artists' Acrylic colour chart (Daler-Rowney catalogue 2026, PDF); pigments as printed; 'PR101 Trans' read as PR101 (a repeated PR101 kept once); metallic imitation colours left out; Pyrrole Scarlet 'PR225' read as PR255
Aquafine Watercolour colour chart (Daler-Rowney catalogue 2026, PDF); pigments as printed; 'PR101 Trans' read as PR101 (a repeated PR101 kept once); metallic imitation colours left out
Gamblin2 gamas · 164 cores
| Artist's Oil Colors | óleo, 107 cores | Artist's Oil Colors - colour pages with pigments |
|---|---|---|
| 1980 Oil Colors | óleo, 57 cores | 1980 Oil Colors - colour pages with pigments |
| fonte complementar | para Artist's Oil Colors, 1980 Oil Colors | New Colors 2026 - new Artist Grade and 1980 colours with… |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Artist's Oil Colors - colour pages with pigments (Colour Index names as printed; 'PBK' read as PBk)
1980 Oil Colors - colour pages with pigments (Colour Index names as printed; 'PBK11' read as PBk11)
New Colors 2026 - new Artist Grade and 1980 colours with pigments (Hot Pink and Hot Violet left out: fluorescent pigment without a Colour Index name)
Golden4 gamas · 472 cores
| Heavy Body Acrylics | acrílico, 120 cores | Golden Heavy Body Acrylics tech-data |
|---|---|---|
| Williamsburg Handmade Oil Colors | óleo, 181 cores | Williamsburg Artist Oil Colors tech-data |
| OPEN Acrylics | acrílico, 80 cores | OPEN Acrylic Color product pages, Pigment Detail tables |
| QoR Modern Watercolors | aguarela, 91 cores | QoR Watercolor product pages, Pigment Detail tables |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Golden Heavy Body Acrylics tech-data, Williamsburg Artist Oil Colors tech-data, OPEN Acrylic Color product pages, Pigment Detail tables, QoR Watercolor product pages, Pigment Detail tables (goldenartistcolors.com)
Holbein3 gamas · 413 cores
| Artists' Oil Colors | óleo, 196 cores | Holbein Artists' Oil Colors |
|---|---|---|
| Heavy Body Acrylic | acrílico, 105 cores | Holbein Heavy Body Acrylic |
| Artist Watercolor | aguarela, 112 cores | Holbein Artist Watercolor |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Holbein Artists' Oil Colors - technical data sheet (HOC TDS, PDF, Holbein Artist Materials, Holbein's US company): 'Color Index Name' column, codes are the 'Ref No.' (first one for whites sold in two sizes); pigments split over two lines of the table (Cinnabar Green, Cinnabar Green Light, Emerald Green Nova) joined in printed order
Holbein Heavy Body Acrylic - technical data sheet (HAU TDS, PDF, Holbein Artist Materials): 'Color Index Name' column; Luminous colours (fluorescent dyes, no pigment Colour Index) left out; 'Hansa Yallow Light' read as Hansa Yellow Light
Holbein Artist Watercolor - technical data sheet (HWC TDS, PDF, Holbein Artist Materials): 'Color Index Name' column; codes are the 5 ml 'Ref No.'; '(D)' (discontinued, sold while stocks last) and '(N)' markers removed from names; colours marked DISC/not available and fluorescent colours (dyes) left out
Lefranc Bourgeois6 gamas · 383 cores
| Huile Fine (Fine Oil) | óleo, 46 cores | Lefranc Bourgeois - Nouvelle gamme Huile Fine, 48 nuances |
|---|---|---|
| Huile Extra-Fine (Extra-Fine Oil) | óleo, 107 cores | Lefranc Bourgeois Extra-Fine Oil Range brochure, English |
| Flashe (vinyl acrylic) | acrílico, 75 cores | Lefranc Bourgeois Flashe Biosourced |
| Fine Acrylic | acrílico, 48 cores | Lefranc Bourgeois Nuancier |
| Linel Gouache Extra-Fine | guache, 68 cores | Lefranc Bourgeois Linel Gouache Extra-Fine colour chart… |
| Watercolour | aguarela, 39 cores | Lefranc Bourgeois Nuancier Aquarelle |
| fonte complementar | Lefranc Bourgeois Huile extra-fine, brochure de vente |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Lefranc Bourgeois - Nouvelle gamme Huile Fine, 48 nuances (trade brochure PDF, Colart France, January 2024) - colour chart on PDF pages 9-10, names in French and English as printed; PB15:0 read as PB15; Argent and Or (pigment printed only as 'MICAS') left out
Lefranc Bourgeois Extra-Fine Oil Range brochure, English (PDF dated 08/02/2017, file named 'colour chart 2020', hosted by Senior Art Supplies; fetched through the Wayback Machine) - 120-colour chart on PDF pages 18-19; the eight 'cadmium-free' colours (889-896) and Iridescent white, Copper, Bronze, Gold and Renaissance gold are printed without pigments and left out; Olive green printed with code 451, given as 541 as in the French brochure; differences with the French brochure of the same range: Japanese green deep 537 PY138 PG7 PW6 (French: PY28/PG7/PW6), Naples yellow 816 PBr24 PW5 (French: PBr24/PW4), Carmine lake 343 PV19 (French: PR19); the chart is followed
Lefranc Bourgeois Huile extra-fine, brochure de vente (PDF, 2017, from lefrancbourgeois.com, Wayback Machine copy) - French colour names of the 120-colour chart on PDF page 10 (used for nameFr only)
Lefranc Bourgeois Flashe Biosourced - Digital Toolkit, English (PDF, Colart, April 2025) - full Flashe chart (92 colours, with the 16 bio-based ones) on PDF page 10, names in French and English as printed (words run together in the PDF, spaced here); PB15:0 read as PB15; Lemon yellow, Chrome green, Veronese green hue and Spring green printed with PY4, kept as printed; fluorescent colours, the 'MICAS' iridescents and the cadmium-free colours (889, 919, 895), printed without pigments, left out
Lefranc Bourgeois Nuancier - Nouvelle gamme de couleurs acrylique pour artistes (L&B 6647 Fine Acrylic Colour Chart FR, PDF 2017, from lefrancbourgeois.com, Wayback Machine copy); English names from the matching EN chart (LB-6647-Fine-Acrylic-Colour-Chart-EN.pdf); PB15:0 read as PB15 and PB15.3 as PB15:3; Argent and Or ('NACRE') left out
Lefranc Bourgeois Linel Gouache Extra-Fine colour chart, English (PDF, July 2020, from lefrancbourgeois.com, Wayback Machine copy; image only, read from the rendered page); French names from the matching FR chart (LB-LINEL-GOUACHE-COLOUR-CHART-FR.pdf), same pigments; PB15:0 read as PB15, 'Ultamarine' as Ultramarine; the five cadmium-free colours and Turquoise deep (no pigment printed), Tyrian rose ('FLUOS/FR14') and Silver, Gold, Copper ('MICAS') left out
Lefranc Bourgeois Nuancier Aquarelle (PDF, July 2023, from lefrancbourgeois.com, Wayback Machine copy); English names from the matching 'Watercolour colour chart' (LB-Water-colour-colour-chart.pdf); the chart does not name the line (40 colours); the 'cadmium' colours are printed with organic pigments only, Indigo and Payne's grey with the same pigments, Chinese white with PW5; Dioxazine violet 231, printed 'PR255-PY65' (the pigments of Light cadmium red), left out
Liquitex2 gamas · 150 cores
| Heavy Body Acrylic (Professional) | acrílico, 91 cores | Liquitex product pages, Pigment Code field |
|---|---|---|
| BASICS Acrylic | acrílico, 59 cores |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Liquitex product pages, Pigment Code field (liquitex.com)
Lukas5 gamas · 277 cores
| LUKAS 1862 Finest Artists' Oil Colours | óleo, 77 cores | LUKAS 1862 Oil Colour Chart DE-EN |
|---|---|---|
| LUKAS Studio Oil | óleo, 48 cores | LUKAS Studio Oil Colour Chart DE-EN |
| LUKAS Cryl Studio | acrílico, 60 cores | LUKAS Cryl Studio Colour Chart DE-EN |
| LUKAS Cryl Terzia | acrílico, 24 cores | LUKAS Cryl Terzia Colour Chart DE-EN |
| LUKAS Aquarell 1862 | aguarela, 68 cores | LUKAS Aquarell 1862 Colour Chart DE-EN |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
LUKAS 1862 Oil Colour Chart DE-EN (PDF, lukas.eu download resources, 2025); 'PR101 Trans.' read as PR101; gold and silver metallic (pearlescent pigment) left out; Raw Umber printed as PR101 alone (an iron red) is left out as a likely misprint
LUKAS Studio Oil Colour Chart DE-EN (PDF, lukas.eu download resources, 2020); 'PR101 Trans.' read as PR101
LUKAS Cryl Studio Colour Chart DE-EN (PDF, lukas.eu download resources, 2023); 'PR101 Trans' read as PR101, 'Pbr7' as PBr7; metallic, fluorescent and glow-in-the-dark colours left out (no Colour Index pigment given)
LUKAS Cryl Terzia Colour Chart DE-EN (PDF, lukas.eu download resources, 2020); 'PR101 Trans.' read as PR101; gold and silver (coated mica) left out
LUKAS Aquarell 1862 Colour Chart DE-EN (PDF, lukas.eu download resources, 2020); 'PBR24' read as PBr24; Cobalt Violet (strontium phosphate, no Colour Index name given) and Gold (pearlescent pigment) left out
Maimeri5 gamas · 304 cores
| Maimeri Puro Superior Oil Colours | óleo, 83 cores | Maimeri general catalogue 2024 |
|---|---|---|
| Classico Extrafine Oil Colours | óleo, 74 cores | |
| Classico Terre Grezze d'Italia (Italian natural earths, oil) | óleo, 11 cores | |
| Polycolor Fine Vinyl Colours | acrílico, 47 cores | |
| MaimeriBlu Superior Watercolours | aguarela, 89 cores |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Maimeri general catalogue 2024 (PDF Catalogo_Maimeri_2024, maimeri.it downloads) - colour charts on PDF pages 17 (Maimeri Puro, 83 colours), 27 (Classico, 77 colours, and Terre Grezze d'Italia), 45 (Polycolor, 54 colours), 57 (MaimeriBlu, 90 colours); 'Nat.BK6' read as NBk6, repeated pigments and 'PY42+PR101' blends listed once; metallic colours (PW20 mica) and MaimeriBlu Payne's Grey ('Vat Blue1', no pigment name) left out
Michael Harding1 gama · 83 cores
| Artists Oil Colours | óleo, 83 cores | Michael Harding Artists Oil Colours |
|---|
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Michael Harding Artists Oil Colours - Paint Colours and Materials Brochure (PDF, michaelharding.co.uk, file of 2017/2022, Web Archive copy of 25 Oct 2022); 'Colour Index No' column, 'PW 6.1' read as PW6:1 and 'PY 1.1' as PY1:1; Lead Tin Yellow Light and Lemon ('Type 1', no Colour Index) left out
Old Holland3 gamas · 469 cores
| Old Holland Classic Oil Colours | óleo, 168 cores | Old Holland Classic Oilcolours |
|---|---|---|
| New Masters Classic Acrylic Colours | acrílico, 133 cores | New Masters Classic Acrylic Colours |
| Old Holland Classic Watercolours | aguarela, 168 cores | Old Holland Classic Watercolours |
| fonte complementar | para Old Holland Classic Oil Colours | Old Holland Classic Oil Colours |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Old Holland Classic Oilcolours - Colour Chart and Pigment Identification (Colour Index), 2020 (PDF, Old Holland, hosted by Denis Beaux-Arts); names from the colour chart page, codes are the colour numbers without the price-series letter; PBL read as PBk, PBR as PBr; PR177-PV19-PV19 and other evident misprints replaced by the 2018 Old Holland brochure (colours 6, 7, 136, 163)
Old Holland Classic Oil Colours - Drying time & Transparency, with Colour Index (PDF brochure, Old Holland, 2018)
New Masters Classic Acrylic Colours - Colour Chart and Pigment Identification (PDF brochure, Old Holland, 2018); colour numbers without the series letter; Blood Red and Quinacridone Magenta (special blends, no Colour Index), Old Holland Green-Gold (printed '+PY129') and the iridescent, interference and metal colours (mica) left out
Old Holland Classic Watercolours - Colour Chart and Pigment Identification (PDF brochure, Old Holland, 2018); colour numbers checked against the chart page (Bright Violet 193, Italian Brown Pink Lake 331, Transparent Oxide Red Lake 334, Mars Orange Red 337; no. 163 printed as Cadmium Red Scarlet in the table is Alizarin Crimson Lake Extra on the chart); Golden Barok Red PB23 read as PBr23; Old Holland Blue Grey PW4 printed twice, kept once
Pébéo1 gama · 48 cores
| Studio Acrylics High Viscosity | acrílico, 48 cores | Studio Acrylics High Viscosity |
|---|
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Studio Acrylics High Viscosity - Product Information (PDF, Pébéo, 08/07/2016, hosted by Jackson's Art); pigments as printed, P013 read as PO13 and PB15:0 as PB15
Royal Talens6 gamas · 492 cores
| Rembrandt Oil Colour | óleo, 113 cores | Royal Talens website product pages |
|---|---|---|
| Van Gogh Oil Colour | óleo, 66 cores | |
| Amsterdam Standard Series | acrílico, 79 cores | |
| Amsterdam Expert Series | acrílico, 70 cores | |
| Rembrandt Watercolour | aguarela, 104 cores | |
| Van Gogh Watercolour | aguarela, 60 cores |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Royal Talens website product pages (Pigments / Colour number specs per variant)
Schmincke5 gamas · 502 cores
| MUSSINI | óleo, 101 cores | MUSSINI - Finest artists' resin-oil colours, series 10 |
|---|---|---|
| Norma Professional | óleo, 81 cores | Norma Professional - Finest artists' oil colours, series 11 |
| PRIMAcryl | acrílico, 84 cores | PRIMAcryl - Finest Artists' Acrylic Colours, Series 13 |
| AKADEMIE Acryl color | acrílico, 53 cores | AKADEMIE Acryl color |
| HORADAM AQUARELL | aguarela, 183 cores | HORADAM AQUARELL |
| fonte complementar | HORADAM AQUARELL brochure | |
| fonte complementar | Norma Professional brochure D/EN |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
MUSSINI - Finest artists' resin-oil colours, series 10, Norma Professional - Finest artists' oil colours, series 11, PRIMAcryl - Finest Artists' Acrylic Colours, Series 13, HORADAM AQUARELL (colour chart with pigments)
AKADEMIE Acryl color - Fine Artists' Acrylic Colours, Series 23 (colour chart with pigments)
HORADAM AQUARELL brochure (PDF, Schmincke, hosted by creativ-discount.de) - used for pigment order
Norma Professional brochure D/EN (PDF, Schmincke, hosted on shopify cdn) - used for pigment order
Sennelier6 gamas · 503 cores
| L'Huile extra-fine (Artists' Quality Oil Colours) | óleo, 142 cores | Sennelier general catalogue, English |
|---|---|---|
| Rive Gauche (Fine Oil Colours) | óleo, 49 cores | |
| Oil Stick (Solid Oil, Artists' Quality) | óleo, 50 cores | |
| L'Acrylique extra-fine (Artists' Quality Acrylic) | acrílico, 110 cores | |
| L'Aquarelle (French Artists' Watercolour) | aguarela, 96 cores | |
| Gouache extra-fine | guache, 56 cores |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Sennelier general catalogue, English (PDF X20001-02, from ressources.sennelier.com, registered access) - colour charts on PDF pages 41-42 (Artists' oil), 46 (Rive Gauche), 50 (Oil Stick), 63-64 (Artists' acrylic), 83-84 (L'Aquarelle), 96 (Gouache); printed page numbers are one lower; PBk8/9 read as PBk9, oil stick 'PR 15:4' read as PB15:4 and 'PG 35' as PY35
Winsor & Newton6 gamas · 446 cores
| Artists' Oil Colour | óleo, 115 cores | Artists' Oil Colour |
|---|---|---|
| Winton Oil Colour | óleo, 55 cores | Winton Oil Colour |
| Professional Acrylic | acrílico, 74 cores | Professional Acrylic Colour |
| Galeria Acrylic | acrílico, 57 cores | Galeria Acrylic |
| Professional Watercolour | aguarela, 105 cores | Professional Watercolour |
| Cotman Watercolour | aguarela, 40 cores | Cotman Watercolour |
| fonte complementar | W&N Artists' Oil Colour Composition & Permanence Chart |
Notas de leitura
O que é cada documento, e o que corrigimos ou deixámos de lado ao lê-lo (em inglês).
Artists' Oil Colour, Winton Oil Colour, Professional Acrylic Colour, Galeria Acrylic (composition table)
W&N Artists' Oil Colour Composition & Permanence Chart (colour codes)
Reutilizar as lições
As lições do Tubomix são publicadas sob a licença Creative Commons BY 4.0 (Atribuição 4.0 Internacional): pode copiá-las, traduzi-las, adaptá-las e usá-las em aulas, mesmo pagas, desde que cite «Tubomix, tubomix.eu» e a licença, e indique se as alterou.
O resto do site (código, desenhos, textos que não sejam lições) não está sob licença aberta. Aviso legal.
Medições de tintas
Golden Artist Colors, Inc.
Curvas de cor dos seus acrílicos Heavy Body, cedidas gratuitamente pela Golden. Dizem que parte da luz cada pigmento devolve, comprimento de onda a comprimento de onda, ou seja, cor a cor ao longo do arco-íris.
Yoshio Okumura, RIT, 2005
“Developing a Spectral and Colorimetric Database of Artist Paint Materials”, Rochester Institute of Technology.
Tese de mestrado (orientador: Roy S. Berns): 26 acrílicos Golden misturados com branco em proporções conhecidas. Estas medições fixam o poder de tingimento de cerca de vinte tubos (quanto um pouco de cor tinge o branco).
Trabalhos de referência
- P. Kubelka, F. Munk, “Ein Beitrag zur Optik der Farbanstriche”, Zeitschrift für technische Physik 12, 1931. O modelo de mistura das tintas.
- J. L. Saunderson, “Calculation of the color of pigmented plastics”, JOSA 32, 1942. A correção da luz refletida pela superfície da tinta.
- M. Mohammadi, R. S. Berns, “Verification of the Kubelka-Munk Turbid Media Theory for Artist Acrylic Paint”, relatório técnico, Munsell Color Science Laboratory, RIT, 2004. Base do nosso método: o tom de massa (a cor tal como sai do tubo) e uma mistura com branco bastam para descrever um pigmento.
- B. Ottosson, “A perceptual color space for image processing” (Oklab), 2020. O espaço de cor em que o Tubomix situa e compara as cores (o mapa OKLCh, a procura das receitas).
- G. Sharma, W. Wu, E. N. Dalal, “The CIEDE2000 color-difference formula”, Color Research & Application 30, 2005. A fórmula que dá um número à diferença indicada entre duas cores.
- S. A. Burns, “Numerical methods for smoothest reflectance reconstruction”, Color Research & Application 45, 2020. Para adivinhar, a partir da sua cor no ecrã, que luz um pigmento devolve: uma primeira estimativa, depois corrigida com as medições.
- A. Asadi Shahmirzadi, V. Babaei, H.-P. Seidel, “A Multispectral Dataset of Oil and Watercolor Paints”, Electronic Imaging 2020 (Max Planck Institute for Informatics), artigo sob licença CC BY 4.0. Óleos e aguarelas misturados em proporções conhecidas: a referência ideal para verificar uma mistura de vários tubos. As medições já não estão em linha, por isso o Tubomix ainda não as usa.
- CIE 2019, funções de correspondência de cor de 1931 (2°) e iluminante D65, licença CC BY-SA 4.0 — conjunto 1 · conjunto 2. Como vê o olho médio, e a luz do dia normalizada (D65): transformam uma curva de cor numa cor no ecrã.
Imagens de exemplo
As três imagens propostas para experimentar «Encontrar uma cor numa imagem» estão no domínio público (CC0), via Wikimedia Commons:
- Mulher com turbante na cidade do Quebeque — Wilfredor — CC0
- Paisagem de lago e montanha — Bonnie Moreland — CC0
- Natureza-morta com flores e fruta — Henri Fantin-Latour, 1866, The Metropolitan Museum of Art — CC0
Tipo de letra e software
- Nunito — Vernon Adams, Cyreal, Jacques Le Bailly — SIL Open Font License 1.1
- Astro, Preact, Vite — licença MIT
- PDF.js — Mozilla — licença Apache 2.0
Esta página foi traduzida automaticamente: as correções são bem-vindas. Propor uma correção