black
#000000
#666F75
#666F75
Color Values
| Format | #000000 | #666F75 |
|---|---|---|
| HEX | #000000 | #666F75 |
| RGB | 0, 0, 0 | 102, 111, 117 |
| HSL | 0.0, 0.0%, 0.0% | 204.0, 6.8%, 42.9% |
| HSV | 0.0, 0.0%, 0.0% | 204.0, 12.8%, 45.9% |
| CMYK | 0%, 0%, 0%, 100% | 12.8%, 5.1%, 0.0%, 54.1% |
| OKLCH | 0.0 0.0 0.0 | 0.5361 0.0144 236.8 |
Contrast & Accessibility
4.1:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #666F75 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #666F75
Color Difference (Delta E)
46.54
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #666F75);
background: linear-gradient(135deg, #000000, #666F75);