black
#000000
#2171CC
#2171CC
Color Values
| Format | #000000 | #2171CC |
|---|---|---|
| HEX | #000000 | #2171CC |
| RGB | 0, 0, 0 | 33, 113, 204 |
| HSL | 0.0, 0.0%, 0.0% | 211.9, 72.2%, 46.5% |
| HSV | 0.0, 0.0%, 0.0% | 211.9, 83.8%, 80.0% |
| CMYK | 0%, 0%, 0%, 100% | 83.8%, 44.6%, 0.0%, 20.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5509 0.1597 255.0 |
Contrast & Accessibility
4.3:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #2171CC → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #2171CC
Color Difference (Delta E)
72.46
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #2171CC);
background: linear-gradient(135deg, #000000, #2171CC);