Shades of orange
varieties of the color orange
In optics, orange has a wavelength between approximately 585 and 620 nm and a hue of 30° in HSV color space. In the RGB color space it is a secondary color numerically halfway between gamma-compressed red and yellow, as can be seen in the RGB color wheel. The complementary color of orange is azure. Orange pigments are largely in the ochre or cadmium families, and absorb mostly blue light.
Varieties of the color orange may differ in hue, chroma (also called saturation, intensity, or colorfulness) or lightness (or value, tone, or brightness), or in two or three of these qualities. Variations in value are also called tints and shades, a tint being an orange or other hue mixed with white, a shade being mixed with black. A large selection of these various colors is shown below.
Orange (color wheel)
The color known as color wheel orange is the tone of orange that is a pure chroma on the HSV color wheel, the expression of which is known as the RGB color wheel, exactly halfway between red and yellow. The complementary color of orange is azure.
Web colors
Orange (web color)
The web color called orange is defined in CSS as the hex triplet FFA500.
“Shades of orange” enters the record as varieties of the color orange. Crown Archives preserves that source wording while asking what Shades, orange and varieties can confirm, complicate or overturn.
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This entry incorporates text from “Shades of orange” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.