black
#000000
#646F74
#646F74
Color Values
| Format | #000000 | #646F74 |
|---|---|---|
| HEX | #000000 | #646F74 |
| RGB | 0, 0, 0 | 100, 111, 116 |
| HSL | 0.0, 0.0%, 0.0% | 198.8, 7.4%, 42.4% |
| HSV | 0.0, 0.0%, 0.0% | 198.8, 13.8%, 45.5% |
| CMYK | 0%, 0%, 0%, 100% | 13.8%, 4.3%, 0.0%, 54.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5341 0.0155 226.8 |
Contrast & Accessibility
4.07:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #646F74 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #646F74
Color Difference (Delta E)
46.38
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #646F74);
background: linear-gradient(135deg, #000000, #646F74);