Lab and LCH

The CIE Lab color space expresses colors in terms of lightness and how red/green and blue/yellow a color is. LCH is a variant of Lab with polar coordinates. These color spaces can be used with the CSS color(), lab(), and lch() functions. Also known as CIELAB and CIELCH.

Baseline Status: Achieved Widely Available on Nov 9, 2025 (Cross-browser Newly Available since May 9, 2023).

Desktop Browser Engine Support

Google Chrome

111

Supported

Mozilla Firefox

113

Supported

Apple Safari

15

Supported

Microsoft Edge

111

Supported

Mobile Browser Engine Support

Chrome Android

111

Firefox Android

113

Safari iOS

15

Specifications and References

Specification ↗ Can I Use (css-lch-lab) ↗ Feature XML ↗

MDN Browser Compat Data Keys:

css.types.color.lab ↗ css.types.color.lab.mixed_type_parameters ↗ css.types.color.lch ↗ css.types.color.lch.mixed_type_parameters ↗