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  2. Eye color - Wikipedia

    en.wikipedia.org/wiki/Eye_color

    Eye color is a polygenic phenotypic trait determined by two factors: the pigmentation of the eye 's iris [1] [2] and the frequency-dependence of the scattering of light by the turbid medium in the stroma of the iris. [3] : 9. In humans, the pigmentation of the iris varies from light brown to black, depending on the concentration of melanin in ...

  3. Aureolin - Wikipedia

    en.wikipedia.org/wiki/Aureolin

    Aureolin. Aureolin (sometimes called cobalt yellow) is a pigment sparingly used in oil and watercolor painting. Its color index name is PY40 (40th entry on list of yellow pigments). It was first made in 1831 by Nikolaus Wolfgang Fischer in Breslau characterizing it as "Doppelsalze" or double-salts [1] and its chemical composition is potassium ...

  4. Color blindness - Wikipedia

    en.wikipedia.org/wiki/Color_blindness

    Color blindness or color vision deficiency ( CVD) is the decreased ability to see color or differences in color. [2] The severity of color blindness ranges from mostly unnoticeable to full absence of color perception. Color blindness is usually an inherited problem or variation in the functionality of one or more of the three classes of cone ...

  5. Chrome yellow - Wikipedia

    en.wikipedia.org/wiki/Chrome_yellow

    ISCC–NBS descriptor. Strong orange yellow. B: Normalized to [0–255] (byte) Chrome yellow is a bright, warm yellow pigment that has been used in art, fashion, and industry. It is the premier orange pigment for many applications.

  6. Isabelline (colour) - Wikipedia

    en.wikipedia.org/wiki/Isabelline_(colour)

    Isabelline ( / ɪzəˈbɛlɪn /; also known as isabella) is a pale grey-yellow, pale fawn, pale cream-brown or parchment colour. It is primarily found in animal coat colouring, particularly plumage colour in birds and, in Europe, in horses. It also has historically been applied to fashion. The first known record of the word was in 1600 as ...

  7. Lemon (color) - Wikipedia

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

    Lemon (color) Lemon or lemon-color is a vivid yellow color characteristic of the lemon fruit. [1] Shades of "lemon" may vary significantly from the fruit's actual color, including fluorescent tones and creamy hues reflective of lemon pies and confections . The first recorded use of lemon as a color name in English dates to 1598. [2]

  8. Soil color - Wikipedia

    en.wikipedia.org/wiki/Soil_color

    The Munsell color system includes the following three components: Hue: indicates the dominant spectral (i.e., rainbow) color, which in soil is generally yellow and/or red. Each page of the Munsell soil color book displays a different hue. Examples include 10YR, 5YR, and 2.5Y. Value: indicates lightness or darkness. Value increases from the ...

  9. Yellow tang - Wikipedia

    en.wikipedia.org/wiki/Yellow_tang

    The yellow tang (Zebrasoma flavescens), also known as the lemon sailfin, yellow sailfin tang or somber surgeonfish, is a species of marine ray-finned fish belonging to the family Acanthuridae which includes the surgeonfishes, unicornfishes and tangs. It is one of the most popular marine aquarium fish. It is bright yellow in color, and it lives ...