black
#000000
#646F68
#646F68
Color Values
| Format | #000000 | #646F68 |
|---|---|---|
| HEX | #000000 | #646F68 |
| RGB | 0, 0, 0 | 100, 111, 104 |
| HSL | 0.0, 0.0%, 0.0% | 141.8, 5.2%, 41.4% |
| HSV | 0.0, 0.0%, 0.0% | 141.8, 9.9%, 43.5% |
| CMYK | 0%, 0%, 0%, 100% | 9.9%, 0.0%, 6.3%, 56.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5302 0.0172 157.9 |
Contrast & Accessibility
4.02:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #646F68 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #646F68
Color Difference (Delta E)
46.15
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #646F68);
background: linear-gradient(135deg, #000000, #646F68);