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. Reds range from the brilliant yellow-tinged scarlet and vermillion to bluish-red crimson, and vary in shade from the pale red pink to the dark red burgundy.
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. It is a primary color in the RGB color model and a secondary color... Wikipedia
CIELChuv (L, C, h): (53, 179, 12°)
Frequency: ~480–400 THz
HSV (h, s, v): (0°, 100%, 100%)
Source: X11
sRGBB (r, g, b): (255, 0, 0)
Wavelength: Approx. 625–740 nm
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Red is a color that lends itself to striking visuals, which is clear in the names of shades like blood red, crimson, imperial red, cardinal red, chili red, and ...
Colors similar to red · Scarlet (#FF2400) · Chili Pepper (#E32227) · Rose Red (#FF033E) · Orange Red (#FF4500) ...
Shades of red include crimson, maroon, salmon, tomato, fire brick, coral, and orange red. The base red color's hex value in HTML is #FF0000.