







Tyrian purple is one of the oldest, most valued and most expensive pigments. It had been first produced from shellfish in the city of Tyre.
Egyptian blue is the oldest artificially produced pigment known to Man. It was in use since about 3100 BC in ancient Egypt, India, Greece and Rome.
Egyptian blue is the oldest artificially produced pigment known to Man. It was in use since about 3100 BC in ancient Egypt, India, Greece and Rome.

Indigo - ColourLex
Indigo has been in use since antiquity but its use in oil painting ceased in early eighteenth century.

Reasonable Colors
Yes. Reasonable Colors is open-source (the annotated source-code is available on Github) and released under the MIT license. The color specimen document is also available to download as a PDF, JPEG, and WEBP image.

Egyptian blue
Egyptian blue, also known as calcium copper silicate (CaCuSi4O10 or CaOCuO(SiO2)4 (calcium copper tetrasilicate)) or cuprorivaite, is a pigment that was used in ancient Egypt for thousands of years. It is considered to be the first synthetic pigment.

Venus of Tan-Tan
The Venus of Tan-Tan is an alleged artifact found in Morocco. It and its contemporary, the Venus of Berekhat Ram, have been claimed as the earliest representations of the human form.

Polina Bright | Watercolor Brushes, Prints & Original Art
Cruelty-free watercolor brushes, limited edition Giclée prints, and original artworks by artist Polina Bright. Worldwide shipping available.

RYBitten
RYBitten is a color tool and library for exploring painterly, RYB-inspired color mixing, gamut presets, and palette generation on the web.

RYBitten
RYBitten is a color tool and library for exploring painterly, RYB-inspired color mixing, gamut presets, and palette generation on the web.

Colour of Drones in The Culture Universe.
loukesio/ltc-color-palettes
"ltc_palettes: Tailored for data visualization enthusiasts, ltc_palettes is an R package that offers a curated collection of color palettes. Crafted to enhance clarity and impact, these palettes ensure that your visual representations not only communicate data effectively but also aesthetically
Lovely Set of #rstats color pallets: ltc-color-palettes