black
#000000
#81E71C
#81E71C
Color Values
| Format | #000000 | #81E71C |
|---|---|---|
| HEX | #000000 | #81E71C |
| RGB | 0, 0, 0 | 129, 231, 28 |
| HSL | 0.0, 0.0%, 0.0% | 90.1, 80.9%, 50.8% |
| HSV | 0.0, 0.0%, 0.0% | 90.1, 87.9%, 90.6% |
| CMYK | 0%, 0%, 0%, 100% | 44.2%, 0.0%, 87.9%, 9.4% |
| OKLCH | 0.0 0.0 0.0 | 0.8329 0.2343 134.4 |
Contrast & Accessibility
13.38:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #81E71C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #81E71C
Color Difference (Delta E)
127.35
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #81E71C);
background: linear-gradient(135deg, #000000, #81E71C);