black
#000000
#636561
#636561
Color Values
| Format | #000000 | #636561 |
|---|---|---|
| HEX | #000000 | #636561 |
| RGB | 0, 0, 0 | 99, 101, 97 |
| HSL | 0.0, 0.0%, 0.0% | 90.0, 2.0%, 38.8% |
| HSV | 0.0, 0.0%, 0.0% | 90.0, 4.0%, 39.6% |
| CMYK | 0%, 0%, 0%, 100% | 2.0%, 0.0%, 4.0%, 60.4% |
| OKLCH | 0.0 0.0 0.0 | 0.5037 0.0067 128.6 |
Contrast & Accessibility
3.56:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #636561 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #636561
Color Difference (Delta E)
42.58
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #636561);
background: linear-gradient(135deg, #000000, #636561);