black
#000000
#636573
#636573
Color Values
| Format | #000000 | #636573 |
|---|---|---|
| HEX | #000000 | #636573 |
| RGB | 0, 0, 0 | 99, 101, 115 |
| HSL | 0.0, 0.0%, 0.0% | 232.5, 7.5%, 42.0% |
| HSV | 0.0, 0.0%, 0.0% | 232.5, 13.9%, 45.1% |
| CMYK | 0%, 0%, 0%, 100% | 13.9%, 12.2%, 0.0%, 54.9% |
| OKLCH | 0.0 0.0 0.0 | 0.51 0.0222 279.1 |
Contrast & Accessibility
3.64:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #636573 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #636573
Color Difference (Delta E)
43.88
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #636573);
background: linear-gradient(135deg, #000000, #636573);