The paper dissertates the calculation of color matching with tricolor based on the color mixing theory and CIE chromaticity system and makes the light of red, green and blue LED be the tricolor.

• 论文以红绿蓝三种颜色LED发光管所发出的光为三原色，以颜色相加原理为理论基础，以CIE色度系统为应用基础，论述了三原色配色的计算，确定了三原色的配色比例；