contrast-color()
The contrast-color() CSS function picks a color that has guaranteed contrast against a specified foreground or background color.
Overview
The contrast-color() CSS function picks a color that has guaranteed contrast against a specified foreground or background color.
Browser support
| Feature | Desktop | Mobile | ||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Safari | Chrome Android | Safari iOS | |
| | | 146 | 26 | | 26 | |
1+Supported (version) Not supported ※Has note Sub-feature descriptions sourced from MDN Web Docs (CC BY-SA 2.5)
Syntax
CSS
.dynamic-badge {
background: var(--badge-color);
color: contrast-color(var(--badge-color));
} Live demo
Use cases
Browser-native behavior
Use contrast-color() to rely on the platform for behavior that would otherwise require extra code or CSS complexity.
Progressive enhancement
Enhance the experience where support exists while keeping a solid baseline elsewhere.
Cautions
- Check browser support and actual product need before adding a new platform feature widely.
- Keep feature usage understandable so future contributors know why it was chosen.
Accessibility
- New platform features should still preserve readable defaults and robust interaction patterns.
- Verify that enhancement paths do not leave unsupported environments with a broken experience.
Related links
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