#f40c39
a balanced, electric red · warm · closest name: crimson
RGB
244, 12, 57
HSL
348°, 91%, 50%
CMYK
0, 95, 77, 4
Luminance
0.1979
Every format
| HEX | #f40c39 |
| RGB | rgb(244, 12, 57) |
| HSL | hsl(348, 91%, 50%) |
| CMYK | cmyk(0%, 95%, 77%, 4%) |
| LAB | lab(51.6 77.5 41.8) |
| LCH | lch(51.6 88.1 28.4) |
| OKLCH | oklch(0.613 0.244 22.1) |
Copy-ready code
/* CSS */
color: #f40c39;
background-color: #f40c39;
/* Tailwind (arbitrary) */
class="text-[#f40c39] bg-[#f40c39]"
/* SCSS */
$brand: #f40c39;
/* SwiftUI */
Color(red: 0.957, green: 0.047, blue: 0.224)
/* Android */
Color.parseColor("#f40c39")Accessibility — WCAG contrast
Aa
#f40c39 on white: 4.24:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#f40c39 on black: 4.96:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red95.7%
Green4.7%
Blue22.4%
CMYK percentages
Cyan0.0%
Magenta95.1%
Yellow76.6%
Key (black)4.3%
Color previews
#f40c39 text on a black background
contrast 4.96:1
Card sample
#f40c39 text on a white background
contrast 4.24:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f40c39;
Background color
Panel with #f40c39 background
background-color: #f40c39;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f40c39;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(244, 12, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(244, 12, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f40c39; background: linear-gradient(135deg, #f40c39, #F47A0C);