#e50921
a balanced, electric red · warm · closest name: crimson
RGB
229, 9, 33
HSL
354°, 92%, 47%
CMYK
0, 96, 86, 10
Luminance
0.1696
Every format
| HEX | #e50921 |
| RGB | rgb(229, 9, 33) |
| HSL | hsl(354, 92%, 47%) |
| CMYK | cmyk(0%, 96%, 86%, 10%) |
| LAB | lab(48.2 73.5 50.4) |
| LCH | lch(48.2 89.1 34.4) |
| OKLCH | oklch(0.582 0.234 26.2) |
Copy-ready code
/* CSS */
color: #e50921;
background-color: #e50921;
/* Tailwind (arbitrary) */
class="text-[#e50921] bg-[#e50921]"
/* SCSS */
$brand: #e50921;
/* SwiftUI */
Color(red: 0.898, green: 0.035, blue: 0.129)
/* Android */
Color.parseColor("#e50921")Accessibility — WCAG contrast
Aa
#e50921 on white: 4.78:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#e50921 on black: 4.39:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red89.8%
Green3.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta96.1%
Yellow85.6%
Key (black)10.2%
Color previews
#e50921 text on a black background
contrast 4.39:1
Card sample
#e50921 text on a white background
contrast 4.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #e50921;
Background color
Panel with #e50921 background
background-color: #e50921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #e50921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(229, 9, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(229, 9, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #e50921; background: linear-gradient(135deg, #e50921, #E58409);