Web platform features explorer - rlh unit

Web platform features explorer

Tags: css Groups: CSS > Units

The rlh CSS length unit is a font-relative length relative to the line height of root element.

Learning resources on MDN

Rlh, in <length>

Browser support

Chrome 111 Released on 2023-03-07
Chrome Android 111 Released on 2023-03-07
Edge 111 Released on 2023-03-13
Firefox 120 Released on 2023-11-21
Firefox for Android 120 Released on 2023-11-21
Safari 16.4 Released on 2023-03-27
Safari on iOS 16.4 Released on 2023-03-27

Specifications

CSS Values and Units Module Level 4 (#font-relative-lengths), from Cascading Style Sheets (CSS) Working Group (W3C).

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