vit: de kromaticitetskoordinater (x,y) [5] CIE Publication 15.2, 1986, Colorimetry, the CIE 1931 standard colorimetric observer. ###>‘White’ means the chromaticity coordinates (x, y) [5] CIE Publication 15.2, 1986, Colorimetry, the CIE 1931 standard colorimetric observer.