black
#000000
#555D5C
#555D5C
Color Values
| Format | #000000 | #555D5C |
|---|---|---|
| HEX | #000000 | #555D5C |
| RGB | 0, 0, 0 | 85, 93, 92 |
| HSL | 0.0, 0.0%, 0.0% | 172.5, 4.5%, 34.9% |
| HSV | 0.0, 0.0%, 0.0% | 172.5, 8.6%, 36.5% |
| CMYK | 0%, 0%, 0%, 100% | 8.6%, 0.0%, 1.1%, 63.5% |
| OKLCH | 0.0 0.0 0.0 | 0.471 0.0102 187.8 |
Contrast & Accessibility
3.11:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #555D5C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #555D5C
Color Difference (Delta E)
38.93
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #555D5C);
background: linear-gradient(135deg, #000000, #555D5C);