black
#000000
#21504E
#21504E
Color Values
| Format | #000000 | #21504E |
|---|---|---|
| HEX | #000000 | #21504E |
| RGB | 0, 0, 0 | 33, 80, 78 |
| HSL | 0.0, 0.0%, 0.0% | 177.4, 41.6%, 22.2% |
| HSV | 0.0, 0.0%, 0.0% | 177.4, 58.7%, 31.4% |
| CMYK | 0%, 0%, 0%, 100% | 58.8%, 0.0%, 2.5%, 68.6% |
| OKLCH | 0.0 0.0 0.0 | 0.3982 0.0511 191.5 |
Contrast & Accessibility
2.32:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21504E → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21504E
Color Difference (Delta E)
35.2
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21504E);
background: linear-gradient(135deg, #000000, #21504E);