black
#000000
#E71B1C
#E71B1C
Color Values
| Format | #000000 | #E71B1C |
|---|---|---|
| HEX | #000000 | #E71B1C |
| RGB | 0, 0, 0 | 231, 27, 28 |
| HSL | 0.0, 0.0%, 0.0% | 359.7, 81.0%, 50.6% |
| HSV | 0.0, 0.0%, 0.0% | 359.7, 88.3%, 90.6% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 88.3%, 87.9%, 9.4% |
| OKLCH | 0.0 0.0 0.0 | 0.591 0.2308 28.1 |
Contrast & Accessibility
4.57:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #E71B1C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #E71B1C
Color Difference (Delta E)
102.37
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #E71B1C);
background: linear-gradient(135deg, #000000, #E71B1C);