black
#000000
#81F251
#81F251
Color Values
| Format | #000000 | #81F251 |
|---|---|---|
| HEX | #000000 | #81F251 |
| RGB | 0, 0, 0 | 129, 242, 81 |
| HSL | 0.0, 0.0%, 0.0% | 102.1, 86.1%, 63.3% |
| HSV | 0.0, 0.0%, 0.0% | 102.1, 66.5%, 94.9% |
| CMYK | 0%, 0%, 0%, 100% | 46.7%, 0.0%, 66.5%, 5.1% |
| OKLCH | 0.0 0.0 0.0 | 0.8627 0.2221 137.9 |
Contrast & Accessibility
14.75:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #81F251 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #81F251
Color Difference (Delta E)
123.51
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #81F251);
background: linear-gradient(135deg, #000000, #81F251);