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  2. Shades of red - Wikipedia

    en.wikipedia.org/wiki/Shades_of_red

    Crimson is a strong, bright, deep red color combined with some blue or violet, resulting in a small degree of purple. It is also the color between rose and red on the RGB color wheel and magenta and red on the RYB color wheel. Crimson as a quaternary color on the RGB color wheel. cerise. rose.

  3. Azure (color) - Wikipedia

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

    On the RGB color wheel, "azure" ( hexadecimal #0080FF) is defined as the color at 210 degrees, i.e., the hue halfway between blue and cyan. In the RGB color model, used to create all the colors on a television or computer screen, azure is created by adding a 50% of green light to a 100% of blue light.

  4. Red - Wikipedia

    en.wikipedia.org/wiki/Red

    Red is the color at the long wavelength end of the visible spectrum of light, next to orange and opposite violet. It has a dominant wavelength of approximately 625–740 nanometres. [ 1] It is a primary color in the RGB color model and a secondary color (made from magenta and yellow) in the CMYK color model, and is the complementary color of cyan.

  5. X11 color names - Wikipedia

    en.wikipedia.org/wiki/X11_color_names

    In computing, on the X Window System, X11 color names are represented in a simple text file, which maps certain strings to RGB color values. It was traditionally shipped with every X11 installation, hence the name, and is usually located in <X11root> /lib/X11/rgb.txt. The web colors list is descended from it but differs for certain color names.

  6. List of colors by shade - Wikipedia

    en.wikipedia.org/wiki/List_of_colors_by_shade

    Magenta is variously defined as a purplish-red, reddish-purple, or a mauvish–crimson color. On color wheels of the RGB and CMY color models, it is located midway between red and blue, opposite green. Complements of magenta are evoked by light having a spectrum dominated by energy with a wavelength of roughly 500–530 nm.

  7. Flag of Japan - Wikipedia

    en.wikipedia.org/wiki/Flag_of_Japan

    A crimson disc centered on a white field. The national flag of Japan is a rectangular white banner with a crimson-red circle at its center. The flag is officially called the Nisshōki ( 日章旗, 'flag of the sun') but is more commonly known in Japan as the Hinomaru ( 日の丸, 'Ball of the sun'). It embodies the country's sobriquet: the Land ...

  8. Alizarin crimson (color) - Wikipedia

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

    Alizarin crimson is a shade of red that is biased slightly more towards purple than towards orange on the color wheel and has a blue undertone. It is named after the organic dye alizarin, found in the madder plant, and the related synthetic lake pigment alizarin crimson (PR83 in the Color Index). William Henry Perkin had co-discovered a way to ...

  9. Secondary color - Wikipedia

    en.wikipedia.org/wiki/Secondary_color

    A RYB color wheel with tertiary colors described under the modern definition. RYB is a subtractive mixing color model, used to estimate the mixing of pigments (e.g. paint) in traditional color theory, with primary colors red, yellow, and blue. The secondary colors are green, purple, and orange as demonstrated here: red.