black
#000000
#637557
#637557
Color Values
| Format | #000000 | #637557 |
|---|---|---|
| HEX | #000000 | #637557 |
| RGB | 0, 0, 0 | 99, 117, 87 |
| HSL | 0.0, 0.0%, 0.0% | 96.0, 14.7%, 40.0% |
| HSV | 0.0, 0.0%, 0.0% | 96.0, 25.6%, 45.9% |
| CMYK | 0%, 0%, 0%, 100% | 15.4%, 0.0%, 25.6%, 54.1% |
| OKLCH | 0.0 0.0 0.0 | 0.5391 0.0501 133.1 |
Contrast & Accessibility
4.21:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #637557 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #637557
Color Difference (Delta E)
50.82
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #637557);
background: linear-gradient(135deg, #000000, #637557);