black
#000000
#51737D
#51737D
Color Values
| Format | #000000 | #51737D |
|---|---|---|
| HEX | #000000 | #51737D |
| RGB | 0, 0, 0 | 81, 115, 125 |
| HSL | 0.0, 0.0%, 0.0% | 193.6, 21.4%, 40.4% |
| HSV | 0.0, 0.0%, 0.0% | 193.6, 35.2%, 49.0% |
| CMYK | 0%, 0%, 0%, 100% | 35.2%, 8.0%, 0.0%, 51.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5334 0.0418 218.0 |
Contrast & Accessibility
4.1:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #51737D → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #51737D
Color Difference (Delta E)
48.18
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #51737D);
background: linear-gradient(135deg, #000000, #51737D);