The CSS Images spec has been update to require that when accessing a CSS gradient via a computed style (as opposed to as a specified style), colors should be serialized in their computed form (e.g. red -> rgb(255, 0, 0)).
Pull request: https://github.com/WebKit/WebKit/pull/5692
Committed 256073@main (6c434b5464a0): <https://commits.webkit.org/256073@main> Reviewed commits have been landed. Closing PR #5692 and removing active labels.
<rdar://problem/101649519>
*** Bug 244659 has been marked as a duplicate of this bug. ***