cie

17-23-077

CIE 1976 L*a*b* colour difference

CIELAB colour difference

difference between two colour stimuli, defined as the Euclidean distance between the points representing them in the CIE 1976 L*a*b* colour space and calculated as:

Note 1 to entry: See also CIE 15 Colorimetry.

Note 2 to entry: See also ISO/CIE 11664-4 Colorimetry – Part 4: CIE 1976 L*a*b* Colour Space.

Note 3 to entry: This entry was numbered 845-03-57 in IEC 60050-845:1987.

Note 4 to entry: This entry was numbered 17-156 and 17-172 in CIE S 017:2011.

Publication date: 2020-12
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