Web platform features explorer

ch unit

Widely available since 2018-01-29
Tags: css Groups: CSS > Units

The ch CSS length unit is a font-relative length based on the width of the zero (0) character.

Browser support (view on caniuse.com)

  • Chrome 27 Released on 2013-05-21
  • Chrome Android 27 Released on 2013-05-22
  • Edge 12 Released on 2015-07-29
  • Firefox 1 Released on 2004-11-09
  • Firefox for Android 4 Released on 2011-03-29
  • Safari 7 Released on 2013-10-22
  • Safari on iOS 7 Released on 2013-09-18

Usage (according to Chrome Platform Status)

~4.222% of page loads. More data at chromestatus.