black
#000000
#66616F
#66616F
Color Values
| Format | #000000 | #66616F |
|---|---|---|
| HEX | #000000 | #66616F |
| RGB | 0, 0, 0 | 102, 97, 111 |
| HSL | 0.0, 0.0%, 0.0% | 261.4, 6.7%, 40.8% |
| HSV | 0.0, 0.0%, 0.0% | 261.4, 12.6%, 43.5% |
| CMYK | 0%, 0%, 0%, 100% | 8.1%, 12.6%, 0.0%, 56.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5022 0.0227 301.8 |
Contrast & Accessibility
3.5:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #66616F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #66616F
Color Difference (Delta E)
42.93
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #66616F);
background: linear-gradient(135deg, #000000, #66616F);