WPT
wpt / css / mediaqueries / prefers-contrast.html
Spec: Media Queries ↗
Runs: Chrome 155.0.8042.0 (wpt@4eb09bcd9, 2026-09-04) | Firefox 157.0a1 (wpt@c3fcbf4ba, 2026-09-04) | Safari 251 preview (wpt@e7122b73f, 2026-09-04) | Ladybird 1.0-52f0f (wpt@a1ecd0c09, 2026-09-04) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 26/26 | 26/26 | 26/26 | 26/26 | 20/26 | 0/26 |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Should be known: '(prefers-contrast)' | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Should be known: '(prefers-contrast: no-preference)' | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Should be known: '(prefers-contrast: more)' | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Should be known: '(prefers-contrast: less)' | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Should be known: '(prefers-contrast: custom)' | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Should be parseable: '(prefers-contrast: increase)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-contrast: increase)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be parseable: '(prefers-contrast: none)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-contrast: none)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be parseable: '(prefers-contrast: forced high)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-contrast: forced high)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be parseable: '(prefers-contrast: forced low)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-contrast: forced low)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be parseable: '(prefers-contrast > increase)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-contrast > increase)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be parseable: '(prefers-increased-contrast)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-increased-contrast)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be parseable: '(prefers-decreased-contrast)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-decreased-contrast)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be parseable: '(prefers-contrast: high)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-contrast: high)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be parseable: '(prefers-contrast: low)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-contrast: low)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be parseable: '(prefers-contrast: forced)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Should be unknown: '(prefers-contrast: forced)' | PASS | PASS | PASS | PASS | PASS | FAIL |
| Check boolean context evaluation. | PASS | PASS | PASS | PASS | FAIL | FAIL |