black
#000000
#223DDD
#223DDD
Color Values
| Format | #000000 | #223DDD |
|---|---|---|
| HEX | #000000 | #223DDD |
| RGB | 0, 0, 0 | 34, 61, 221 |
| HSL | 0.0, 0.0%, 0.0% | 231.3, 73.3%, 50.0% |
| HSV | 0.0, 0.0%, 0.0% | 231.3, 84.6%, 86.7% |
| CMYK | 0%, 0%, 0%, 100% | 84.6%, 72.4%, 0.0%, 13.3% |
| OKLCH | 0.0 0.0 0.0 | 0.4665 0.2403 267.0 |
Contrast & Accessibility
2.78:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #223DDD → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #223DDD
Color Difference (Delta E)
102.72
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #223DDD);
background: linear-gradient(135deg, #000000, #223DDD);