black
#000000
#645B63
#645B63
Color Values
| Format | #000000 | #645B63 |
|---|---|---|
| HEX | #000000 | #645B63 |
| RGB | 0, 0, 0 | 100, 91, 99 |
| HSL | 0.0, 0.0%, 0.0% | 306.7, 4.7%, 37.5% |
| HSV | 0.0, 0.0%, 0.0% | 306.7, 9.0%, 39.2% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 9.0%, 1.0%, 60.8% |
| OKLCH | 0.0 0.0 0.0 | 0.4825 0.0169 329.3 |
Contrast & Accessibility
3.22:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #645B63 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #645B63
Color Difference (Delta E)
40.22
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #645B63);
background: linear-gradient(135deg, #000000, #645B63);