black
#000000
#223B71
#223B71
Color Values
| Format | #000000 | #223B71 |
|---|---|---|
| HEX | #000000 | #223B71 |
| RGB | 0, 0, 0 | 34, 59, 113 |
| HSL | 0.0, 0.0%, 0.0% | 221.0, 53.7%, 28.8% |
| HSV | 0.0, 0.0%, 0.0% | 221.0, 69.9%, 44.3% |
| CMYK | 0%, 0%, 0%, 100% | 69.9%, 47.8%, 0.0%, 55.7% |
| OKLCH | 0.0 0.0 0.0 | 0.3632 0.0982 263.6 |
Contrast & Accessibility
1.93:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #223B71 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #223B71
Color Difference (Delta E)
43.87
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #223B71);
background: linear-gradient(135deg, #000000, #223B71);