black
#000000
#21579D
#21579D
Color Values
| Format | #000000 | #21579D |
|---|---|---|
| HEX | #000000 | #21579D |
| RGB | 0, 0, 0 | 33, 87, 157 |
| HSL | 0.0, 0.0%, 0.0% | 213.9, 65.3%, 37.3% |
| HSV | 0.0, 0.0%, 0.0% | 213.9, 79.0%, 61.6% |
| CMYK | 0%, 0%, 0%, 100% | 79.0%, 44.6%, 0.0%, 38.4% |
| OKLCH | 0.0 0.0 0.0 | 0.4597 0.1271 256.4 |
Contrast & Accessibility
2.91:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21579D → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21579D
Color Difference (Delta E)
57.46
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21579D);
background: linear-gradient(135deg, #000000, #21579D);