#f82521
a balanced, electric red · warm · closest name: red
RGB
248, 37, 33
HSL
1°, 94%, 55%
CMYK
0, 85, 87, 3
Luminance
0.2139
Every format
| HEX | #f82521 |
| RGB | rgb(248, 37, 33) |
| HSL | hsl(1, 94%, 55%) |
| CMYK | cmyk(0%, 85%, 87%, 3%) |
| LAB | lab(53.4 74.5 56.1) |
| LCH | lch(53.4 93.3 37.0) |
| OKLCH | oklch(0.627 0.240 28.4) |
Copy-ready code
/* CSS */
color: #f82521;
background-color: #f82521;
/* Tailwind (arbitrary) */
class="text-[#f82521] bg-[#f82521]"
/* SCSS */
$brand: #f82521;
/* SwiftUI */
Color(red: 0.973, green: 0.145, blue: 0.129)
/* Android */
Color.parseColor("#f82521")Accessibility — WCAG contrast
Aa
#f82521 on white: 3.98:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#f82521 on black: 5.28:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red97.3%
Green14.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta85.1%
Yellow86.7%
Key (black)2.7%
Color previews
#f82521 text on a black background
contrast 5.28:1
Card sample
#f82521 text on a white background
contrast 3.98:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f82521;
Background color
Panel with #f82521 background
background-color: #f82521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f82521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(248, 37, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(248, 37, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f82521; background: linear-gradient(135deg, #f82521, #F8B421);