black
#000000
#51A321
#51A321
Color Values
| Format | #000000 | #51A321 |
|---|---|---|
| HEX | #000000 | #51A321 |
| RGB | 0, 0, 0 | 81, 163, 33 |
| HSL | 0.0, 0.0%, 0.0% | 97.8, 66.3%, 38.4% |
| HSV | 0.0, 0.0%, 0.0% | 97.8, 79.8%, 63.9% |
| CMYK | 0%, 0%, 0%, 100% | 50.3%, 0.0%, 79.8%, 36.1% |
| OKLCH | 0.0 0.0 0.0 | 0.6391 0.1785 136.9 |
Contrast & Accessibility
6.61:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #51A321 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #51A321
Color Difference (Delta E)
93.87
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #51A321);
background: linear-gradient(135deg, #000000, #51A321);