black
#000000
#21F6F4
#21F6F4
Color Values
| Format | #000000 | #21F6F4 |
|---|---|---|
| HEX | #000000 | #21F6F4 |
| RGB | 0, 0, 0 | 33, 246, 244 |
| HSL | 0.0, 0.0%, 0.0% | 179.4, 92.2%, 54.7% |
| HSV | 0.0, 0.0%, 0.0% | 179.4, 86.6%, 96.5% |
| CMYK | 0%, 0%, 0%, 100% | 86.6%, 0.0%, 0.8%, 3.5% |
| OKLCH | 0.0 0.0 0.0 | 0.8821 0.1473 193.7 |
Contrast & Accessibility
15.55:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21F6F4 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21F6F4
Color Difference (Delta E)
100.53
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21F6F4);
background: linear-gradient(135deg, #000000, #21F6F4);