#f52b21
a balanced, electric red · warm · closest name: red
RGB
245, 43, 33
HSL
3°, 91%, 55%
CMYK
0, 82, 87, 4
Luminance
0.2125
Every format
| HEX | #f52b21 |
| RGB | rgb(245, 43, 33) |
| HSL | hsl(3, 91%, 55%) |
| CMYK | cmyk(0%, 82%, 87%, 4%) |
| LAB | lab(53.2 72.5 55.8) |
| LCH | lch(53.2 91.5 37.6) |
| OKLCH | oklch(0.625 0.235 29.0) |
Copy-ready code
/* CSS */
color: #f52b21;
background-color: #f52b21;
/* Tailwind (arbitrary) */
class="text-[#f52b21] bg-[#f52b21]"
/* SCSS */
$brand: #f52b21;
/* SwiftUI */
Color(red: 0.961, green: 0.169, blue: 0.129)
/* Android */
Color.parseColor("#f52b21")Accessibility — WCAG contrast
Aa
#f52b21 on white: 4.00:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#f52b21 on black: 5.25:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red96.1%
Green16.9%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta82.4%
Yellow86.5%
Key (black)3.9%
Color previews
#f52b21 text on a black background
contrast 5.25:1
Card sample
#f52b21 text on a white background
contrast 4.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f52b21;
Background color
Panel with #f52b21 background
background-color: #f52b21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f52b21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(245, 43, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(245, 43, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f52b21; background: linear-gradient(135deg, #f52b21, #F5B821);