#f02437
a balanced, electric red · warm · closest name: crimson
RGB
240, 36, 55
HSL
354°, 87%, 54%
CMYK
0, 85, 77, 6
Luminance
0.2006
Every format
| HEX | #f02437 |
| RGB | rgb(240, 36, 55) |
| HSL | hsl(354, 87%, 54%) |
| CMYK | cmyk(0%, 85%, 77%, 6%) |
| LAB | lab(51.9 73.2 43.0) |
| LCH | lch(51.9 84.9 30.5) |
| OKLCH | oklch(0.614 0.232 24.0) |
Copy-ready code
/* CSS */
color: #f02437;
background-color: #f02437;
/* Tailwind (arbitrary) */
class="text-[#f02437] bg-[#f02437]"
/* SCSS */
$brand: #f02437;
/* SwiftUI */
Color(red: 0.941, green: 0.141, blue: 0.216)
/* Android */
Color.parseColor("#f02437")Accessibility — WCAG contrast
Aa
#f02437 on white: 4.19:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#f02437 on black: 5.01:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red94.1%
Green14.1%
Blue21.6%
CMYK percentages
Cyan0.0%
Magenta85.0%
Yellow77.1%
Key (black)5.9%
Color previews
#f02437 text on a black background
contrast 5.01:1
Card sample
#f02437 text on a white background
contrast 4.19:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f02437;
Background color
Panel with #f02437 background
background-color: #f02437;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f02437;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(240, 36, 55, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(240, 36, 55, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f02437; background: linear-gradient(135deg, #f02437, #F09924);