IEVref:845-23-075ID:
Language:enStatus: Standard
Term: CIE 1976 L*u*v* colour difference
Synonym1: CIELUV colour difference
[Preferred]
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Definition: difference between two colour stimuli, defined as the Euclidean distance between the points representing them in the CIE 1976 L*u*v* colour space and calculated as:
  • Δ E uv * = [ ( Δ L * ) 2 + ( Δ u * ) 2 + ( Δ v * ) 2 ] 1/2 MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaieYdi9WrpeeC0lXdh9vqqj=hEeea0xXdbb a9frFj0=OqFfea0dXdd9vqaq=JfrVkFHe9pgea0dXdar=Jb9hs0dXd bPYxe9vr0=vr0=vqpWqaaeaaciWacmGadaGadeaaeaGaauaaaOqaai abgs5aejaadweadaqhaaWcbaGaaeyDaiaabAhaaKqaGgaacaqGQaaa aOGaeyypa0ZaamWaaeaadaqadaqaaiabgs5aejaadYeadaqhaaWcba aajeaObaGaaeOkaaaaaOGaayjkaiaawMcaamaaCaaaleqabaGaaGOm aaaakiabgUcaRmaabmaabaGaeyiLdqKaamyDamaaDaaaleaaaKqaGg aacaqGQaaaaaGccaGLOaGaayzkaaWaaWbaaSqabeaacaaIYaaaaOGa ey4kaSYaaeWaaeaacqGHuoarcaWG2bWaa0baaSqaaaqcbaAaaiaabQ caaaaakiaawIcacaGLPaaadaahaaWcbeqaaiaaikdaaaaakiaawUfa caGLDbaadaahaaWcbeqaaiaaigdacaGGVaGaaGOmaaaaaaa@56F5@

Note 1 to entry: See also CIE 15, Colorimetry.

Note 2 to entry: See also ISO/CIE 11664-5, Colorimetry – Part 5: CIE 1976 L*u*v* Colour Space and u', v' Uniform Chromaticity Scale Diagram.

Note 3 to entry: This entry was numbered 845-03-55 in IEC 60050-845:1987.


Publication date:2020-12
Source
Replaces:845-03-55:1987
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