black
#000000
#21858B
#21858B
Color Values
| Format | #000000 | #21858B |
|---|---|---|
| HEX | #000000 | #21858B |
| RGB | 0, 0, 0 | 33, 133, 139 |
| HSL | 0.0, 0.0%, 0.0% | 183.4, 61.6%, 33.7% |
| HSV | 0.0, 0.0%, 0.0% | 183.4, 76.3%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 76.3%, 4.3%, 0.0%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5649 0.0874 201.1 |
Contrast & Accessibility
4.79:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21858B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21858B
Color Difference (Delta E)
57.71
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21858B);
background: linear-gradient(135deg, #000000, #21858B);