black
#000000
#517B80
#517B80
Color Values
| Format | #000000 | #517B80 |
|---|---|---|
| HEX | #000000 | #517B80 |
| RGB | 0, 0, 0 | 81, 123, 128 |
| HSL | 0.0, 0.0%, 0.0% | 186.4, 22.5%, 41.0% |
| HSV | 0.0, 0.0%, 0.0% | 186.4, 36.7%, 50.2% |
| CMYK | 0%, 0%, 0%, 100% | 36.7%, 3.9%, 0.0%, 49.8% |
| OKLCH | 0.0 0.0 0.0 | 0.554 0.0471 205.3 |
Contrast & Accessibility
4.49:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #517B80 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #517B80
Color Difference (Delta E)
51.12
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #517B80);
background: linear-gradient(135deg, #000000, #517B80);