black
#000000
#337D81
#337D81
Color Values
| Format | #000000 | #337D81 |
|---|---|---|
| HEX | #000000 | #337D81 |
| RGB | 0, 0, 0 | 51, 125, 129 |
| HSL | 0.0, 0.0%, 0.0% | 183.1, 43.3%, 35.3% |
| HSV | 0.0, 0.0%, 0.0% | 183.1, 60.5%, 50.6% |
| CMYK | 0%, 0%, 0%, 100% | 60.5%, 3.1%, 0.0%, 49.4% |
| OKLCH | 0.0 0.0 0.0 | 0.5454 0.0727 200.1 |
Contrast & Accessibility
4.39:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #337D81 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #337D81
Color Difference (Delta E)
53.5
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #337D81);
background: linear-gradient(135deg, #000000, #337D81);