black
#000000
#40A721
#40A721
Color Values
| Format | #000000 | #40A721 |
|---|---|---|
| HEX | #000000 | #40A721 |
| RGB | 0, 0, 0 | 64, 167, 33 |
| HSL | 0.0, 0.0%, 0.0% | 106.1, 67.0%, 39.2% |
| HSV | 0.0, 0.0%, 0.0% | 106.1, 80.2%, 65.5% |
| CMYK | 0%, 0%, 0%, 100% | 61.7%, 0.0%, 80.2%, 34.5% |
| OKLCH | 0.0 0.0 0.0 | 0.6432 0.1908 139.8 |
Contrast & Accessibility
6.77:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #40A721 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #40A721
Color Difference (Delta E)
97.78
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #40A721);
background: linear-gradient(135deg, #000000, #40A721);