The way to transfer XYZ system to RGB system is introduced and the conversion of chromaticity coordinate among CIE1931? CIE1960 and CIE1976 chromaticity diagrams are discussed.

介绍色度学中三个重要的色度空间——CIE1931、CIE1960、CIE1976色度系统，及三个色度系统间色品坐标的转换方法。