#fd2521
a balanced, electric red · warm · closest name: red
RGB
253, 37, 33
HSL
1°, 98%, 56%
CMYK
0, 85, 87, 1
Luminance
0.2232
Every format
| HEX | #fd2521 |
| RGB | rgb(253, 37, 33) |
| HSL | hsl(1, 98%, 56%) |
| CMYK | cmyk(0%, 85%, 87%, 1%) |
| LAB | lab(54.4 75.9 57.3) |
| LCH | lch(54.4 95.1 37.1) |
| OKLCH | oklch(0.636 0.244 28.4) |
Copy-ready code
/* CSS */
color: #fd2521;
background-color: #fd2521;
/* Tailwind (arbitrary) */
class="text-[#fd2521] bg-[#fd2521]"
/* SCSS */
$brand: #fd2521;
/* SwiftUI */
Color(red: 0.992, green: 0.145, blue: 0.129)
/* Android */
Color.parseColor("#fd2521")Accessibility — WCAG contrast
Aa
#fd2521 on white: 3.84:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#fd2521 on black: 5.46:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red99.2%
Green14.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta85.4%
Yellow87.0%
Key (black)0.8%
Color previews
#fd2521 text on a black background
contrast 5.46:1
Card sample
#fd2521 text on a white background
contrast 3.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #fd2521;
Background color
Panel with #fd2521 background
background-color: #fd2521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #fd2521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(253, 37, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(253, 37, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #fd2521; background: linear-gradient(135deg, #fd2521, #FDB821);