black
#000000
#636669
#636669
Color Values
| Format | #000000 | #636669 |
|---|---|---|
| HEX | #000000 | #636669 |
| RGB | 0, 0, 0 | 99, 102, 105 |
| HSL | 0.0, 0.0%, 0.0% | 210.0, 2.9%, 40.0% |
| HSV | 0.0, 0.0%, 0.0% | 210.0, 5.7%, 41.2% |
| CMYK | 0%, 0%, 0%, 100% | 5.7%, 2.9%, 0.0%, 58.8% |
| OKLCH | 0.0 0.0 0.0 | 0.5086 0.006 247.9 |
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: #636669 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #636669
Color Difference (Delta E)
43.08
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #636669);
background: linear-gradient(135deg, #000000, #636669);