black
#000000
#537C63
#537C63
Color Values
| Format | #000000 | #537C63 |
|---|---|---|
| HEX | #000000 | #537C63 |
| RGB | 0, 0, 0 | 83, 124, 99 |
| HSL | 0.0, 0.0%, 0.0% | 143.4, 19.8%, 40.6% |
| HSV | 0.0, 0.0%, 0.0% | 143.4, 33.1%, 48.6% |
| CMYK | 0%, 0%, 0%, 100% | 33.1%, 0.0%, 20.2%, 51.4% |
| OKLCH | 0.0 0.0 0.0 | 0.5484 0.0603 157.0 |
Contrast & Accessibility
4.43:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #537C63 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #537C63
Color Difference (Delta E)
53.22
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #537C63);
background: linear-gradient(135deg, #000000, #537C63);