#f02521
a balanced, electric red · warm · closest name: red
RGB
240, 37, 33
HSL
1°, 87%, 54%
CMYK
0, 85, 86, 6
Luminance
0.1996
Every format
| HEX | #f02521 |
| RGB | rgb(240, 37, 33) |
| HSL | hsl(1, 87%, 54%) |
| CMYK | cmyk(0%, 85%, 86%, 6%) |
| LAB | lab(51.8 72.5 54.2) |
| LCH | lch(51.8 90.5 36.8) |
| OKLCH | oklch(0.613 0.234 28.3) |
Copy-ready code
/* CSS */
color: #f02521;
background-color: #f02521;
/* Tailwind (arbitrary) */
class="text-[#f02521] bg-[#f02521]"
/* SCSS */
$brand: #f02521;
/* SwiftUI */
Color(red: 0.941, green: 0.145, blue: 0.129)
/* Android */
Color.parseColor("#f02521")Accessibility — WCAG contrast
Aa
#f02521 on white: 4.21:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#f02521 on black: 4.99:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red94.1%
Green14.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta84.6%
Yellow86.3%
Key (black)5.9%
Color previews
#f02521 text on a black background
contrast 4.99:1
Card sample
#f02521 text on a white background
contrast 4.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f02521;
Background color
Panel with #f02521 background
background-color: #f02521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f02521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(240, 37, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(240, 37, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f02521; background: linear-gradient(135deg, #f02521, #F0AF21);