High Quality Content by WIKIPEDIA articles! The colour orange occurs between red and yellow in the visible spectrum at a wavelength of about 585–620 nm, and has a hue of 30° in HSV colour space. It is numerically halfway between red and yellow in a gamma-compressed RGB colour space. The complementary colour of orange is azure, a slightly greenish blue. Orange pigments are largely in the ochre or cadmium families, and absorb mostly blue light.

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