black
#000000
#378DB8
#378DB8
Color Values
| Format | #000000 | #378DB8 |
|---|---|---|
| HEX | #000000 | #378DB8 |
| RGB | 0, 0, 0 | 55, 141, 184 |
| HSL | 0.0, 0.0%, 0.0% | 200.0, 54.0%, 46.9% |
| HSV | 0.0, 0.0%, 0.0% | 200.0, 70.1%, 72.2% |
| CMYK | 0%, 0%, 0%, 100% | 70.1%, 23.4%, 0.0%, 27.8% |
| OKLCH | 0.0 0.0 0.0 | 0.6104 0.104 234.0 |
Contrast & Accessibility
5.66:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #378DB8 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #378DB8
Color Difference (Delta E)
64.04
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #378DB8);
background: linear-gradient(135deg, #000000, #378DB8);