black
#000000
#66797C
#66797C
Color Values
| Format | #000000 | #66797C |
|---|---|---|
| HEX | #000000 | #66797C |
| RGB | 0, 0, 0 | 102, 121, 124 |
| HSL | 0.0, 0.0%, 0.0% | 188.2, 9.7%, 44.3% |
| HSV | 0.0, 0.0%, 0.0% | 188.2, 17.7%, 48.6% |
| CMYK | 0%, 0%, 0%, 100% | 17.7%, 2.4%, 0.0%, 51.4% |
| OKLCH | 0.0 0.0 0.0 | 0.5618 0.0229 208.1 |
Contrast & Accessibility
4.59:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #66797C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #66797C
Color Difference (Delta E)
49.99
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #66797C);
background: linear-gradient(135deg, #000000, #66797C);