black
#000000
#3F57BE
#3F57BE
Color Values
| Format | #000000 | #3F57BE |
|---|---|---|
| HEX | #000000 | #3F57BE |
| RGB | 0, 0, 0 | 63, 87, 190 |
| HSL | 0.0, 0.0%, 0.0% | 228.7, 50.2%, 49.6% |
| HSV | 0.0, 0.0%, 0.0% | 228.7, 66.8%, 74.5% |
| CMYK | 0%, 0%, 0%, 100% | 66.8%, 54.2%, 0.0%, 25.5% |
| OKLCH | 0.0 0.0 0.0 | 0.4969 0.1637 269.6 |
Contrast & Accessibility
3.32:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #3F57BE → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #3F57BE
Color Difference (Delta E)
74.23
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #3F57BE);
background: linear-gradient(135deg, #000000, #3F57BE);