black
#000000
#21578D
#21578D
Color Values
| Format | #000000 | #21578D |
|---|---|---|
| HEX | #000000 | #21578D |
| RGB | 0, 0, 0 | 33, 87, 141 |
| HSL | 0.0, 0.0%, 0.0% | 210.0, 62.1%, 34.1% |
| HSV | 0.0, 0.0%, 0.0% | 210.0, 76.6%, 55.3% |
| CMYK | 0%, 0%, 0%, 100% | 76.6%, 38.3%, 0.0%, 44.7% |
| OKLCH | 0.0 0.0 0.0 | 0.4491 0.1052 251.4 |
Contrast & Accessibility
2.81:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21578D → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21578D
Color Difference (Delta E)
50.32
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21578D);
background: linear-gradient(135deg, #000000, #21578D);