Rec. T.42 (11/1994) … CONTINUOUS-TONE COLOUR REPRESENTATION METHOD FOR FACSIMILE
FOREWORD
CONTENTS
SUMMARY
1 Scope
2 Field of application
3 References
4 Definitions
5 Conventions
6 Colour representation model
    6.1 Overview
    6.2 Colour representation Recommendation
        6.2.1 1976 CIE L*a*b* (CIELAB) space
7 Colour reproduction information
Appendix I … Method for colorimetric computation from spectral measurement
Appendix II … Calculation of CIELAB values from CIE XYZ values
Reference