black
#000000
#646578
#646578
Color Values
| Format | #000000 | #646578 |
|---|---|---|
| HEX | #000000 | #646578 |
| RGB | 0, 0, 0 | 100, 101, 120 |
| HSL | 0.0, 0.0%, 0.0% | 237.0, 9.1%, 43.1% |
| HSV | 0.0, 0.0%, 0.0% | 237.0, 16.7%, 47.1% |
| CMYK | 0%, 0%, 0%, 100% | 16.7%, 15.8%, 0.0%, 52.9% |
| OKLCH | 0.0 0.0 0.0 | 0.5128 0.0299 282.9 |
Contrast & Accessibility
3.67:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #646578 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #646578
Color Difference (Delta E)
44.8
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #646578);
background: linear-gradient(135deg, #000000, #646578);