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Skip color-mix(…) when opacity is 100% #17815

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Merged
RobinMalfait merged 4 commits into from
Apr 28, 2025
Merged

Skip color-mix(…) when opacity is 100% #17815

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13db1ad
add failing test
RobinMalfait Apr 28, 2025
cd452e3
alpha of 100% is the default
RobinMalfait Apr 27, 2025
c788f42
update changelog
RobinMalfait Apr 28, 2025
f4475c6
Merge branch 'main' into fix/remove-color-mix-for-opacity-100
RobinMalfait Apr 28, 2025
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alpha of 100% is the default
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@RobinMalfait
RobinMalfait committed Apr 28, 2025
commit cd452e3993fc3fc500cf9afe35132737c79285e7
5 changes: 5 additions & 0 deletions packages/tailwindcss/src/utilities.ts
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Expand Up @@ -173,6 +173,11 @@ export function withAlpha(value: string, alpha: string): string {
alpha = `${alphaAsNumber * 100}%`
}

// No need for `color-mix` if the alpha is `100%`
if (alpha === '100%') {
return value
}

return `color-mix(in oklab, ${value} ${alpha}, transparent)`
}

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