black
#000000
#66737E
#66737E
Color Values
| Format | #000000 | #66737E |
|---|---|---|
| HEX | #000000 | #66737E |
| RGB | 0, 0, 0 | 102, 115, 126 |
| HSL | 0.0, 0.0%, 0.0% | 207.5, 10.5%, 44.7% |
| HSV | 0.0, 0.0%, 0.0% | 207.5, 19.0%, 49.4% |
| CMYK | 0%, 0%, 0%, 100% | 19.0%, 8.7%, 0.0%, 50.6% |
| OKLCH | 0.0 0.0 0.0 | 0.5486 0.0232 243.7 |
Contrast & Accessibility
4.32:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #66737E → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #66737E
Color Difference (Delta E)
48.41
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #66737E);
background: linear-gradient(135deg, #000000, #66737E);