black
#000000
#288E8B
#288E8B
Color Values
| Format | #000000 | #288E8B |
|---|---|---|
| HEX | #000000 | #288E8B |
| RGB | 0, 0, 0 | 40, 142, 139 |
| HSL | 0.0, 0.0%, 0.0% | 178.2, 56.0%, 35.7% |
| HSV | 0.0, 0.0%, 0.0% | 178.2, 71.8%, 55.7% |
| CMYK | 0%, 0%, 0%, 100% | 71.8%, 0.0%, 2.1%, 44.3% |
| OKLCH | 0.0 0.0 0.0 | 0.5898 0.0902 192.1 |
Contrast & Accessibility
5.33:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #288E8B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #288E8B
Color Difference (Delta E)
61.29
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #288E8B);
background: linear-gradient(135deg, #000000, #288E8B);