black
#000000
#21D209
#21D209
Color Values
| Format | #000000 | #21D209 |
|---|---|---|
| HEX | #000000 | #21D209 |
| RGB | 0, 0, 0 | 33, 210, 9 |
| HSL | 0.0, 0.0%, 0.0% | 112.8, 91.8%, 42.9% |
| HSV | 0.0, 0.0%, 0.0% | 112.8, 95.7%, 82.4% |
| CMYK | 0%, 0%, 0%, 100% | 84.3%, 0.0%, 95.7%, 17.6% |
| OKLCH | 0.0 0.0 0.0 | 0.7509 0.2502 141.9 |
Contrast & Accessibility
10.29:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21D209 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21D209
Color Difference (Delta E)
125.54
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21D209);
background: linear-gradient(135deg, #000000, #21D209);