black
#000000
#64728C
#64728C
Color Values
| Format | #000000 | #64728C |
|---|---|---|
| HEX | #000000 | #64728C |
| RGB | 0, 0, 0 | 100, 114, 140 |
| HSL | 0.0, 0.0%, 0.0% | 219.0, 16.7%, 47.1% |
| HSV | 0.0, 0.0%, 0.0% | 219.0, 28.6%, 54.9% |
| CMYK | 0%, 0%, 0%, 100% | 28.6%, 18.6%, 0.0%, 45.1% |
| OKLCH | 0.0 0.0 0.0 | 0.5503 0.044 262.7 |
Contrast & Accessibility
4.33:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #64728C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #64728C
Color Difference (Delta E)
50.39
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #64728C);
background: linear-gradient(135deg, #000000, #64728C);