讨论了颜色模型CIELab及RGB与XYZ的相互换算公式。通过XYZ联系,从而建立了CIELab与RGB的相互换算,并建立了实际颜色到数字化颜色的一条通道。

The conversion formula of color model CIELab and RGB & XYZ were asdiscussed.Through the XYZ connection,the conversion between CIELab and RGB was established.The channel from actual color to color digitalization was eestablished.