black
#000000
#57728B
#57728B
Color Values
| Format | #000000 | #57728B |
|---|---|---|
| HEX | #000000 | #57728B |
| RGB | 0, 0, 0 | 87, 114, 139 |
| HSL | 0.0, 0.0%, 0.0% | 208.8, 23.0%, 44.3% |
| HSV | 0.0, 0.0%, 0.0% | 208.8, 37.4%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 37.4%, 18.0%, 0.0%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5406 0.0505 246.8 |
Contrast & Accessibility
4.18:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #57728B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #57728B
Color Difference (Delta E)
49.9
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #57728B);
background: linear-gradient(135deg, #000000, #57728B);