ช่วงสี

Also known as Gamut, color gamut

240px|right|thumb|Typical cathode-ray tube (CRT) gamut The grayed-out horseshoe shape is the entire range of possible chromaticities, displayed in the [[CIE 1931 chromaticity diagram format (see below). The colored triangle is the gamut available to the sRGB color space typically used in computer monitors; it does not cover the entire space. The corners of the triangle are the primary colors for this gamut; in the case of a CRT, they depend on the colors of the phosphors of the monitor. At each point, the brightest possible RGB color of that chromaticity is shown, resulting in the bright Mach