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  2. Violet (color) - Wikipedia

    en.wikipedia.org/wiki/Violet_(color)

    Violet is the color of light at the short wavelength end of the visible spectrum. It is one of the seven colors that Isaac Newton labeled when dividing the spectrum of visible light in 1672. Violet light has a wavelength between approximately 380 and 435 nanometers. [2] The color's name is derived from the Viola genus of flowers.

  3. Purple - Wikipedia

    en.wikipedia.org/wiki/Purple

    HTML color names. B: Normalized to [0–255] (byte) H: Normalized to [0–100] (hundred) Purple is a color similar in appearance to violet light. In the RYB color model historically used in the arts, purple is a secondary color created by combining red and blue pigments.

  4. Shades of purple - Wikipedia

    en.wikipedia.org/wiki/Shades_of_purple

    Shades of purple. There are numerous variations of the color purple, a sampling of which is shown below. In common English usage, purple is a range of hues of color occurring between red and blue. [1] However, the meaning of the term purple is not well defined. There is confusion about the meaning of the terms purple and violet even among ...

  5. William Henry Perkin - Wikipedia

    en.wikipedia.org/wiki/William_Henry_Perkin

    William Henry Perkin. Sir William Henry Perkin FRS (12 March 1838 – 14 July 1907) [1] was a British chemist and entrepreneur best known for his serendipitous discovery of the first commercial synthetic organic dye, mauveine, made from aniline. Though he failed in trying to synthesise quinine for the treatment of malaria, he became successful ...

  6. History of Crayola crayons - Wikipedia

    en.wikipedia.org/wiki/History_of_Crayola_crayons

    Munsell's color system was based on five "principal hues" and five "intermediate hues," resulting in a color wheel of ten colors. The principal hues were red, yellow, green, blue, and purple; the intermediate hues were yellow red, green yellow, blue green, blue purple, and red purple.

  7. Color theory - Wikipedia

    en.wikipedia.org/wiki/Color_theory

    Color theory, or more specifically traditional color theory, is the historical body of knowledge describing the behavior of colors, namely in color mixing, color contrast effects, color harmony, color schemes and color symbolism. Modern color theory is generally referred to as Color science.

  8. Tyrian purple - Wikipedia

    en.wikipedia.org/wiki/Tyrian_purple

    Tyrian purple is a pigment made from the mucus of several species of Murex snail. Production of Tyrian purple for use as a fabric dye began as early as 1200 BC by the Phoenicians, and was continued by the Greeks and Romans until 1453 AD, with the fall of Constantinople.

  9. Natural dye - Wikipedia

    en.wikipedia.org/wiki/Natural_dye

    Natural dye. Naturally dyed skeins made with madder root, Colonial Williamsburg, VA. Natural dyes are dyes or colorants derived from plants, invertebrates, or minerals. The majority of natural dyes are vegetable dyes from plant sources— roots, berries, bark, leaves, and wood —and other biological sources such as fungi. [1]

  10. Red cabbage - Wikipedia

    en.wikipedia.org/wiki/Red_cabbage

    Red cabbage. The red cabbage (purple-leaved varieties of Brassica oleracea Capitata Group) is a kind of cabbage, also known as Blaukraut after preparation. Its leaves are coloured dark red/purple. However, the plant changes its colour according to the pH value of the soil due to a pigment belonging to anthocyanins. [1]

  11. Color psychology - Wikipedia

    en.wikipedia.org/wiki/Color_psychology

    Color psychology is the study of hues as a determinant of human behavior. Color influences perceptions that are not obvious, such as the taste of food. Colors have qualities that can cause certain emotions in people. [1] How color influences individuals may differ depending on age, gender, and culture. [2]