black
#000000
#21BC81
#21BC81
Color Values
| Format | #000000 | #21BC81 |
|---|---|---|
| HEX | #000000 | #21BC81 |
| RGB | 0, 0, 0 | 33, 188, 129 |
| HSL | 0.0, 0.0%, 0.0% | 157.2, 70.1%, 43.3% |
| HSV | 0.0, 0.0%, 0.0% | 157.2, 82.4%, 73.7% |
| CMYK | 0%, 0%, 0%, 100% | 82.4%, 0.0%, 31.4%, 26.3% |
| OKLCH | 0.0 0.0 0.0 | 0.7055 0.1499 161.0 |
Contrast & Accessibility
8.57:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21BC81 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21BC81
Color Difference (Delta E)
87.75
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21BC81);
background: linear-gradient(135deg, #000000, #21BC81);