black
#000000
#278CB4
#278CB4
Color Values
| Format | #000000 | #278CB4 |
|---|---|---|
| HEX | #000000 | #278CB4 |
| RGB | 0, 0, 0 | 39, 140, 180 |
| HSL | 0.0, 0.0%, 0.0% | 197.0, 64.4%, 42.9% |
| HSV | 0.0, 0.0%, 0.0% | 197.0, 78.3%, 70.6% |
| CMYK | 0%, 0%, 0%, 100% | 78.3%, 22.2%, 0.0%, 29.4% |
| OKLCH | 0.0 0.0 0.0 | 0.6018 0.1072 229.7 |
Contrast & Accessibility
5.5:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #278CB4 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #278CB4
Color Difference (Delta E)
63.46
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #278CB4);
background: linear-gradient(135deg, #000000, #278CB4);