black
#000000
#21887B
#21887B
Color Values
| Format | #000000 | #21887B |
|---|---|---|
| HEX | #000000 | #21887B |
| RGB | 0, 0, 0 | 33, 136, 123 |
| HSL | 0.0, 0.0%, 0.0% | 172.4, 60.9%, 33.1% |
| HSV | 0.0, 0.0%, 0.0% | 172.4, 75.7%, 53.3% |
| CMYK | 0%, 0%, 0%, 100% | 75.7%, 0.0%, 9.6%, 46.7% |
| OKLCH | 0.0 0.0 0.0 | 0.567 0.0924 182.5 |
Contrast & Accessibility
4.87:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21887B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21887B
Color Difference (Delta E)
60.1
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21887B);
background: linear-gradient(135deg, #000000, #21887B);