#e31a21
a balanced, electric red · warm · closest name: crimson
RGB
227, 26, 33
HSL
358°, 79%, 50%
CMYK
0, 89, 86, 11
Luminance
0.1718
Every format
| HEX | #e31a21 |
| RGB | rgb(227, 26, 33) |
| HSL | hsl(358, 79%, 50%) |
| CMYK | cmyk(0%, 89%, 86%, 11%) |
| LAB | lab(48.5 71.0 50.4) |
| LCH | lch(48.5 87.1 35.4) |
| OKLCH | oklch(0.584 0.227 27.1) |
Copy-ready code
/* CSS */
color: #e31a21;
background-color: #e31a21;
/* Tailwind (arbitrary) */
class="text-[#e31a21] bg-[#e31a21]"
/* SCSS */
$brand: #e31a21;
/* SwiftUI */
Color(red: 0.890, green: 0.102, blue: 0.129)
/* Android */
Color.parseColor("#e31a21")Accessibility — WCAG contrast
Aa
#e31a21 on white: 4.73:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#e31a21 on black: 4.44:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red89.0%
Green10.2%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta88.5%
Yellow85.5%
Key (black)11.0%
Color previews
#e31a21 text on a black background
contrast 4.44:1
Card sample
#e31a21 text on a white background
contrast 4.73:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #e31a21;
Background color
Panel with #e31a21 background
background-color: #e31a21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #e31a21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(227, 26, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(227, 26, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #e31a21; background: linear-gradient(135deg, #e31a21, #E3991A);