#ef1b3a
a balanced, electric red · warm · closest name: crimson
RGB
239, 27, 58
HSL
351°, 87%, 52%
CMYK
0, 89, 76, 6
Luminance
0.1944
Every format
| HEX | #ef1b3a |
| RGB | rgb(239, 27, 58) |
| HSL | hsl(351, 87%, 52%) |
| CMYK | cmyk(0%, 89%, 76%, 6%) |
| LAB | lab(51.2 74.6 40.5) |
| LCH | lch(51.2 84.9 28.5) |
| OKLCH | oklch(0.609 0.235 22.4) |
Copy-ready code
/* CSS */
color: #ef1b3a;
background-color: #ef1b3a;
/* Tailwind (arbitrary) */
class="text-[#ef1b3a] bg-[#ef1b3a]"
/* SCSS */
$brand: #ef1b3a;
/* SwiftUI */
Color(red: 0.937, green: 0.106, blue: 0.227)
/* Android */
Color.parseColor("#ef1b3a")Accessibility — WCAG contrast
Aa
#ef1b3a on white: 4.30:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ef1b3a on black: 4.89:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red93.7%
Green10.6%
Blue22.7%
CMYK percentages
Cyan0.0%
Magenta88.7%
Yellow75.7%
Key (black)6.3%
Color previews
#ef1b3a text on a black background
contrast 4.89:1
Card sample
#ef1b3a text on a white background
contrast 4.30:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ef1b3a;
Background color
Panel with #ef1b3a background
background-color: #ef1b3a;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ef1b3a;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(239, 27, 58, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(239, 27, 58, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ef1b3a; background: linear-gradient(135deg, #ef1b3a, #EF891B);