black
#000000
#66B554
#66B554
Color Values
| Format | #000000 | #66B554 |
|---|---|---|
| HEX | #000000 | #66B554 |
| RGB | 0, 0, 0 | 102, 181, 84 |
| HSL | 0.0, 0.0%, 0.0% | 108.9, 39.6%, 52.0% |
| HSV | 0.0, 0.0%, 0.0% | 108.9, 53.6%, 71.0% |
| CMYK | 0%, 0%, 0%, 100% | 43.6%, 0.0%, 53.6%, 29.0% |
| OKLCH | 0.0 0.0 0.0 | 0.7001 0.1541 140.0 |
Contrast & Accessibility
8.3:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #66B554 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #66B554
Color Difference (Delta E)
89.78
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #66B554);
background: linear-gradient(135deg, #000000, #66B554);