black
#000000
#378AD4
#378AD4
Color Values
| Format | #000000 | #378AD4 |
|---|---|---|
| HEX | #000000 | #378AD4 |
| RGB | 0, 0, 0 | 55, 138, 212 |
| HSL | 0.0, 0.0%, 0.0% | 208.3, 64.6%, 52.4% |
| HSV | 0.0, 0.0%, 0.0% | 208.3, 74.1%, 83.1% |
| CMYK | 0%, 0%, 0%, 100% | 74.1%, 34.9%, 0.0%, 16.9% |
| OKLCH | 0.0 0.0 0.0 | 0.6181 0.1375 248.9 |
Contrast & Accessibility
5.75:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #378AD4 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #378AD4
Color Difference (Delta E)
71.8
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #378AD4);
background: linear-gradient(135deg, #000000, #378AD4);