black
#000000
#21C4BF
#21C4BF
Color Values
| Format | #000000 | #21C4BF |
|---|---|---|
| HEX | #000000 | #21C4BF |
| RGB | 0, 0, 0 | 33, 196, 191 |
| HSL | 0.0, 0.0%, 0.0% | 178.2, 71.2%, 44.9% |
| HSV | 0.0, 0.0%, 0.0% | 178.2, 83.2%, 76.9% |
| CMYK | 0%, 0%, 0%, 100% | 83.2%, 0.0%, 2.6%, 23.1% |
| OKLCH | 0.0 0.0 0.0 | 0.7434 0.1228 191.5 |
Contrast & Accessibility
9.71:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21C4BF → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21C4BF
Color Difference (Delta E)
82.52
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21C4BF);
background: linear-gradient(135deg, #000000, #21C4BF);