IEVref:845-03-57ID:
Language:enStatus: Obsolete
Term: CIE 1976 <i>L</i>* <i>a</i>* <i>b</i>* colour difference
Synonym1: CIELAB colour difference
[Preferred]
Synonym2:
Synonym3:
Symbol: ΔE*ab
Definition: the difference between two colour stimuli defined as the Euclidean distance between the points representing them in the L* a* b* space and calculated as equation (5)

X

NOTE – The CIE 1976 a, b hue-difference may be calculated as follows :

CIE 1976 a, b hue-difference
ΔH*ab = [(ΔE*ab)2 — (ΔL *)2 — (ΔC*ab)2]1/2


Publication date:1987
SourceCIE-Publication No. 15.2
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5: