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  2. Web colors - Wikipedia

    en.wikipedia.org/wiki/Web_colors

    Thus web colors specify colors in the 24-bit RGB color scheme. The hex triplet is formed by concatenating three bytes in hexadecimal notation, in the following order: Byte 1: red value (color type red) Byte 2: green value (color type green) Byte 3: blue value (color type blue) Byte 4 (optional): alpha value.

  3. RGB color model - Wikipedia

    en.wikipedia.org/wiki/RGB_color_model

    Hexadecimal 8-bit RGB representations of the main 125 colors. A color in the RGB color model is described by indicating how much of each of the red, green, and blue is included. The color is expressed as an RGB triplet ( r, g, b ), each component of which can vary from zero to a defined maximum value.

  4. Shades of purple - Wikipedia

    en.wikipedia.org/wiki/Shades_of_purple

    HSV ( h, s, v) (300°, 100%, 50%) CIELCh uv ( L, C, h) (30, 68, 308°) Source. HTML. B: Normalized to [0–255] (byte) 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]

  5. X11 color names - Wikipedia

    en.wikipedia.org/wiki/X11_color_names

    The fixed brightness settings correspond closely to these formulae to determine the RGB values: color1 := color × 100% color2 := color1 × 93.2% color3 := color1 × 80.4% color4 := color1 × 54.8%. Examples: "Yellow 2" (238, 238, 0) is based on "Yellow" (255, 255, 0) with 255 × 0.932 = 237.66.

  6. List of colors: A–F - Wikipedia

    en.wikipedia.org/wiki/List_of_colors:_A–F

    Amaranth deep purple #9F2B68 62% 17% 41% 328 ° 57% 40% 73% 62%: Maerz and Paul Amaranth pink: #F19CBB 95% 61% 73% 338 ° 75% 78% 35% 95%: Maerz and Paul Amaranth purple: #AB274F 67% 15% 31% 342 ° 63% 41% 77% 67%: Maerz and Paul Amazon #3B7A57 23% 48% 34% 147 ° 35% 36% 52% 48%: Xona.com Amber: #FFBF00 100% 75% 0% 45 ° 100% 50% 100% 100%: RGB ...

  7. 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.

  8. Complementary colors - Wikipedia

    en.wikipedia.org/wiki/Complementary_colors

    In the RGB model, the primary colors are red, green, and blue. The complementary primary–secondary combinations are red – cyan, green – magenta, and blue – yellow. In the RGB color model, the light of two complementary colors, such as red and cyan, combined at full intensity, will make white light, since two complementary colors contain ...

  9. CIE 1931 color space - Wikipedia

    en.wikipedia.org/wiki/CIE_1931_color_space

    CIE RGB color cube (image encoded with an ICC profile) The CIE 1931 color spaces are the first defined quantitative links between distributions of wavelengths in the electromagnetic visible spectrum, and physiologically perceived colors in human color vision.

  10. Color space - Wikipedia

    en.wikipedia.org/wiki/Color_space

    RGB uses additive color mixing, because it describes what kind of light needs to be emitted to produce a given color. RGB stores individual values for red, green and blue. RGBA is RGB with an additional channel, alpha, to indicate transparency. Common color spaces based on the RGB model include sRGB, Adobe RGB, ProPhoto RGB, scRGB, and CIE RGB.

  11. Violet (color) - Wikipedia

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

    In the CMYK color model used in printing, violet is created with a combination of magenta and cyan pigments, with more magenta than cyan. On the RGB / CMY ( K) color wheel, violet is located between blue and magenta. Violet is closely associated with purple.