black
#000000
#378BB4
#378BB4
Color Values
| Format | #000000 | #378BB4 |
|---|---|---|
| HEX | #000000 | #378BB4 |
| RGB | 0, 0, 0 | 55, 139, 180 |
| HSL | 0.0, 0.0%, 0.0% | 199.7, 53.2%, 46.1% |
| HSV | 0.0, 0.0%, 0.0% | 199.7, 69.4%, 70.6% |
| CMYK | 0%, 0%, 0%, 100% | 69.4%, 22.8%, 0.0%, 29.4% |
| OKLCH | 0.0 0.0 0.0 | 0.6037 0.1011 233.3 |
Contrast & Accessibility
5.51:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #378BB4 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #378BB4
Color Difference (Delta E)
62.92
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #378BB4);
background: linear-gradient(135deg, #000000, #378BB4);