black
#000000
#21B9B8
#21B9B8
Color Values
| Format | #000000 | #21B9B8 |
|---|---|---|
| HEX | #000000 | #21B9B8 |
| RGB | 0, 0, 0 | 33, 185, 184 |
| HSL | 0.0, 0.0%, 0.0% | 179.6, 69.7%, 42.7% |
| HSV | 0.0, 0.0%, 0.0% | 179.6, 82.2%, 72.5% |
| CMYK | 0%, 0%, 0%, 100% | 82.2%, 0.0%, 0.5%, 27.5% |
| OKLCH | 0.0 0.0 0.0 | 0.7137 0.1165 194.1 |
Contrast & Accessibility
8.7:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21B9B8 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21B9B8
Color Difference (Delta E)
78.18
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21B9B8);
background: linear-gradient(135deg, #000000, #21B9B8);