black
#000000
#EF5351
#EF5351
Color Values
| Format | #000000 | #EF5351 |
|---|---|---|
| HEX | #000000 | #EF5351 |
| RGB | 0, 0, 0 | 239, 83, 81 |
| HSL | 0.0, 0.0%, 0.0% | 0.8, 83.2%, 62.7% |
| HSV | 0.0, 0.0%, 0.0% | 0.8, 66.1%, 93.7% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 65.3%, 66.1%, 6.3% |
| OKLCH | 0.0 0.0 0.0 | 0.6541 0.1924 24.8 |
Contrast & Accessibility
6.03:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #EF5351 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #EF5351
Color Difference (Delta E)
89.58
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #EF5351);
background: linear-gradient(135deg, #000000, #EF5351);