black
#000000
#213AB3
#213AB3
Color Values
| Format | #000000 | #213AB3 |
|---|---|---|
| HEX | #000000 | #213AB3 |
| RGB | 0, 0, 0 | 33, 58, 179 |
| HSL | 0.0, 0.0%, 0.0% | 229.7, 68.9%, 41.6% |
| HSV | 0.0, 0.0%, 0.0% | 229.7, 81.6%, 70.2% |
| CMYK | 0%, 0%, 0%, 100% | 81.6%, 67.6%, 0.0%, 29.8% |
| OKLCH | 0.0 0.0 0.0 | 0.4185 0.1923 267.4 |
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: #213AB3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #213AB3
Color Difference (Delta E)
81.58
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #213AB3);
background: linear-gradient(135deg, #000000, #213AB3);