black
#000000
#647E71
#647E71
Color Values
| Format | #000000 | #647E71 |
|---|---|---|
| HEX | #000000 | #647E71 |
| RGB | 0, 0, 0 | 100, 126, 113 |
| HSL | 0.0, 0.0%, 0.0% | 150.0, 11.5%, 44.3% |
| HSV | 0.0, 0.0%, 0.0% | 150.0, 20.6%, 49.4% |
| CMYK | 0%, 0%, 0%, 100% | 20.6%, 0.0%, 10.3%, 50.6% |
| OKLCH | 0.0 0.0 0.0 | 0.5686 0.0361 163.4 |
Contrast & Accessibility
4.76:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #647E71 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #647E71
Color Difference (Delta E)
52.09
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #647E71);
background: linear-gradient(135deg, #000000, #647E71);