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Color is the human perception of light as having different hue, from reds and oranges, through yellows and greens, to blues and violets. Color is a fundamental aspect of the arts and photography.

Color is the human perception of different wavelengths of light as having different hue. Hue is a progression from red to orange, through yellow and green, to blue and eventually violet. Additionally, color is often referred to in three-dimensional terms, involving the hue of a color, its saturation...or purity, and its luminosity, or lightness.

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