black
#000000
#21D0D4
#21D0D4
Color Values
| Format | #000000 | #21D0D4 |
|---|---|---|
| HEX | #000000 | #21D0D4 |
| RGB | 0, 0, 0 | 33, 208, 212 |
| HSL | 0.0, 0.0%, 0.0% | 181.3, 73.1%, 48.0% |
| HSV | 0.0, 0.0%, 0.0% | 181.3, 84.4%, 83.1% |
| CMYK | 0%, 0%, 0%, 100% | 84.4%, 1.9%, 0.0%, 16.9% |
| OKLCH | 0.0 0.0 0.0 | 0.7801 0.1282 197.4 |
Contrast & Accessibility
11.04:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21D0D4 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21D0D4
Color Difference (Delta E)
86.57
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21D0D4);
background: linear-gradient(135deg, #000000, #21D0D4);