black
#000000
#21B135
#21B135
Color Values
| Format | #000000 | #21B135 |
|---|---|---|
| HEX | #000000 | #21B135 |
| RGB | 0, 0, 0 | 33, 177, 53 |
| HSL | 0.0, 0.0%, 0.0% | 128.3, 68.6%, 41.2% |
| HSV | 0.0, 0.0%, 0.0% | 128.3, 81.4%, 69.4% |
| CMYK | 0%, 0%, 0%, 100% | 81.4%, 0.0%, 70.1%, 30.6% |
| OKLCH | 0.0 0.0 0.0 | 0.6643 0.2004 144.5 |
Contrast & Accessibility
7.4:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21B135 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21B135
Color Difference (Delta E)
101.24
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21B135);
background: linear-gradient(135deg, #000000, #21B135);