black
#000000
#21C8D3
#21C8D3
Color Values
| Format | #000000 | #21C8D3 |
|---|---|---|
| HEX | #000000 | #21C8D3 |
| RGB | 0, 0, 0 | 33, 200, 211 |
| HSL | 0.0, 0.0%, 0.0% | 183.7, 73.0%, 47.8% |
| HSV | 0.0, 0.0%, 0.0% | 183.7, 84.4%, 82.7% |
| CMYK | 0%, 0%, 0%, 100% | 84.4%, 5.2%, 0.0%, 17.3% |
| OKLCH | 0.0 0.0 0.0 | 0.7603 0.1246 202.1 |
Contrast & Accessibility
10.27:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21C8D3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21C8D3
Color Difference (Delta E)
83.52
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21C8D3);
background: linear-gradient(135deg, #000000, #21C8D3);