black
#000000
#21C8C3
#21C8C3
Color Values
| Format | #000000 | #21C8C3 |
|---|---|---|
| HEX | #000000 | #21C8C3 |
| RGB | 0, 0, 0 | 33, 200, 195 |
| HSL | 0.0, 0.0%, 0.0% | 178.2, 71.7%, 45.7% |
| HSV | 0.0, 0.0%, 0.0% | 178.2, 83.5%, 78.4% |
| CMYK | 0%, 0%, 0%, 100% | 83.5%, 0.0%, 2.5%, 21.6% |
| OKLCH | 0.0 0.0 0.0 | 0.7546 0.1248 191.5 |
Contrast & Accessibility
10.11:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21C8C3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21C8C3
Color Difference (Delta E)
84.0
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21C8C3);
background: linear-gradient(135deg, #000000, #21C8C3);