black
#000000
#666C53
#666C53
Color Values
| Format | #000000 | #666C53 |
|---|---|---|
| HEX | #000000 | #666C53 |
| RGB | 0, 0, 0 | 102, 108, 83 |
| HSL | 0.0, 0.0%, 0.0% | 74.4, 13.1%, 37.5% |
| HSV | 0.0, 0.0%, 0.0% | 74.4, 23.1%, 42.4% |
| CMYK | 0%, 0%, 0%, 100% | 5.6%, 0.0%, 23.1%, 57.6% |
| OKLCH | 0.0 0.0 0.0 | 0.5189 0.0385 118.7 |
Contrast & Accessibility
3.83:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #666C53 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #666C53
Color Difference (Delta E)
46.95
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #666C53);
background: linear-gradient(135deg, #000000, #666C53);