black
#000000
#637366
#637366
Color Values
| Format | #000000 | #637366 |
|---|---|---|
| HEX | #000000 | #637366 |
| RGB | 0, 0, 0 | 99, 115, 102 |
| HSL | 0.0, 0.0%, 0.0% | 131.2, 7.5%, 42.0% |
| HSV | 0.0, 0.0%, 0.0% | 131.2, 13.9%, 45.1% |
| CMYK | 0%, 0%, 0%, 100% | 13.9%, 0.0%, 11.3%, 54.9% |
| OKLCH | 0.0 0.0 0.0 | 0.5382 0.0277 150.8 |
Contrast & Accessibility
4.17:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #637366 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #637366
Color Difference (Delta E)
47.9
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #637366);
background: linear-gradient(135deg, #000000, #637366);