KSES: Add support for rgb(a) color#10923

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t-hamano wants to merge 8 commits intoWordPress:trunkfrom

t-hamano:fix/kses-allow-background-color

Commits on Feb 13, 2026

KSES: Add support for rgb(a) color
t-hamano
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Commits on Apr 30, 2026

Merge branch 'trunk' into fix/kses-allow-background-color
t-hamano
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KSES: Allow RGB(A) colors inside shorthand property values.

t-hamano
and
claude
committed
Tests: Use spec-compliant RGB(A) values in `safecss_filter_attr` tests.

t-hamano
and
claude
committed