#e71c21
a balanced, electric red · warm · closest name: crimson
RGB
231, 28, 33
HSL
359°, 81%, 51%
CMYK
0, 88, 86, 9
Luminance
0.1793
Every format
| HEX | #e71c21 |
| RGB | rgb(231, 28, 33) |
| HSL | hsl(359, 81%, 51%) |
| CMYK | cmyk(0%, 88%, 86%, 9%) |
| LAB | lab(49.4 71.7 51.5) |
| LCH | lch(49.4 88.3 35.7) |
| OKLCH | oklch(0.592 0.230 27.4) |
Copy-ready code
/* CSS */
color: #e71c21;
background-color: #e71c21;
/* Tailwind (arbitrary) */
class="text-[#e71c21] bg-[#e71c21]"
/* SCSS */
$brand: #e71c21;
/* SwiftUI */
Color(red: 0.906, green: 0.110, blue: 0.129)
/* Android */
Color.parseColor("#e71c21")Accessibility — WCAG contrast
Aa
#e71c21 on white: 4.58:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#e71c21 on black: 4.59:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red90.6%
Green11.0%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta87.9%
Yellow85.7%
Key (black)9.4%
Color previews
#e71c21 text on a black background
contrast 4.59:1
Card sample
#e71c21 text on a white background
contrast 4.58:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #e71c21;
Background color
Panel with #e71c21 background
background-color: #e71c21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #e71c21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(231, 28, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(231, 28, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #e71c21; background: linear-gradient(135deg, #e71c21, #E79E1C);