For ASCII keywords that are ASCII case-insensitive and contain an S or a K letter, remove the possibility to substitute these letters with Unicode characters U+017F LATIN SMALL LETTER LONG S or U+212A KELVIN SIGN respectively. For example: <link rel="ſtylesheet"> <font color="blacK">


Improve interoperability with other browsers and alignment with specifications.


Status in Chromium

Removed (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • Shipped/Shipping
  • Shipped/Shipping
  • No signals


Intent to Prototype url

Intent to Prototype thread

Last updated on 2021-10-25