black
#000000
#557F6B
#557F6B
Color Values
| Format | #000000 | #557F6B |
|---|---|---|
| HEX | #000000 | #557F6B |
| RGB | 0, 0, 0 | 85, 127, 107 |
| HSL | 0.0, 0.0%, 0.0% | 151.4, 19.8%, 41.6% |
| HSV | 0.0, 0.0%, 0.0% | 151.4, 33.1%, 49.8% |
| CMYK | 0%, 0%, 0%, 100% | 33.1%, 0.0%, 15.7%, 50.2% |
| OKLCH | 0.0 0.0 0.0 | 0.5594 0.0563 163.3 |
Contrast & Accessibility
4.63:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #557F6B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #557F6B
Color Difference (Delta E)
53.65
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #557F6B);
background: linear-gradient(135deg, #000000, #557F6B);