Saturation refers to the purity and intensity of a color, specifically how strong or vivid it appears. It is one of the three core properties of a color, along with hue and brightness. Saturation is a measure of how much white, gray, or black is present in a color.

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Saturation: refers to the purity and intensity of a color.

Color: a property defined by its hue, saturation, and brightness.

Hue: the attribute of a color that allows it to be classified as red, blue, green, etc.

Brightness: the perceived intensity of a color, ranging from dull to bright.

Purity: the degree to which a color appears vivid or free from mixture with white, gray, or black.