# ISO 11664-4:2008 — Withdrawn and superseded ISO standards

For ISO 11664-4:2008, item title is Colorimetry — Part 4: CIE 1976 L*a*b* Colour space; status code is 9599; successor is ISO/CIE 11664-4:2019; withdrawn / published date is 2008-11-07, recorded from its source on 2026-08-05.

- **Identifier:** ISO 11664-4:2008 _(verified: appears in the quote below)_
- **Item title:** Colorimetry — Part 4: CIE 1976 L*a*b* Colour space _(verified: appears in the quote below)_
- **Status code:** 9599 _(verified: appears in the quote below)_
- **Successor:** ISO/CIE 11664-4:2019
- **Withdrawn / published date:** 2008-11-07 _(verified: appears in the quote below)_

## What the source says

> 52497,IS,,ISO 11664-4:2008,Colorimetry — Part 4: CIE 1976 L*a*b* Colour space,Colorimétrie — Partie 4: Espace chromatique L*a*b* CIE 1976,2008-11-07,1,['17.180.20'],CIE,9599,[50677],[74166],"['en','fr']",8,"<p>ISO 11664-4:2008 specifies the method of calculating the coordinates of the CIE 1976 L*a*b* colour space including correlates of lightness, chroma and hue. It includes two methods for calculating Euclidean distances in this space to represent the perceived magnitude of colour differences.</p><p>ISO 11664-4:2008 is applicable to tristimulus values calculated using colour-matching functions of the CIE 1931 standard colorimetric system or the CIE 1964 standard colorimetric system. ISO 116

## Source

- https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv

Last verified: 2026-08-05. Review by: 2027-02-01.
Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).