black
#000000
#378AD0
#378AD0
Color Values
| Format | #000000 | #378AD0 |
|---|---|---|
| HEX | #000000 | #378AD0 |
| RGB | 0, 0, 0 | 55, 138, 208 |
| HSL | 0.0, 0.0%, 0.0% | 207.5, 61.9%, 51.6% |
| HSV | 0.0, 0.0%, 0.0% | 207.5, 73.6%, 81.6% |
| CMYK | 0%, 0%, 0%, 100% | 73.6%, 33.7%, 0.0%, 18.4% |
| OKLCH | 0.0 0.0 0.0 | 0.6158 0.1327 247.6 |
Contrast & Accessibility
5.71:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #378AD0 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #378AD0
Color Difference (Delta E)
70.45
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #378AD0);
background: linear-gradient(135deg, #000000, #378AD0);