How CSS contrast-color() Solves the Web's Persistent WCAG Contrast Problem
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Summary
This article discusses the persistent failure of 70% of websites to meet WCAG color contrast standards, even after years of design system tooling and JavaScript libraries. It introduces the CSS `contrast-color()` function as a native, self-correcting solution that eliminates the need for external libraries. The piece explores algorithmic theming engines, building self-correcting color systems, and how native CSS capabilities can finally solve accessibility contrast issues at scale.
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Smashing MagazineHow CSS contrast-color() Solves the Web's Persistent WCAG Contrast Problemsmashingmagazine.comKey quotes
· 3 pulledSeventy percent of websites still fail basic WCAG contrast checks in 2025.
After years of design system tooling, accessibility linters, and JavaScript libraries, nothing moved the needle.
We didn't need better libraries. We needed better CSS. contrast-color() is that better CSS.
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