#c72521
a balanced, vivid red · warm · closest name: firebrick
RGB
199, 37, 33
HSL
1°, 72%, 46%
CMYK
0, 81, 83, 22
Luminance
0.1358
Every format
| HEX | #c72521 |
| RGB | rgb(199, 37, 33) |
| HSL | hsl(1, 72%, 46%) |
| CMYK | cmyk(0%, 81%, 83%, 22%) |
| LAB | lab(43.6 61.2 44.0) |
| LCH | lch(43.6 75.3 35.7) |
| OKLCH | oklch(0.538 0.197 27.9) |
Copy-ready code
/* CSS */
color: #c72521;
background-color: #c72521;
/* Tailwind (arbitrary) */
class="text-[#c72521] bg-[#c72521]"
/* SCSS */
$brand: #c72521;
/* SwiftUI */
Color(red: 0.780, green: 0.145, blue: 0.129)
/* Android */
Color.parseColor("#c72521")Accessibility — WCAG contrast
Aa
#c72521 on white: 5.65:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c72521 on black: 3.72:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red78.0%
Green14.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta81.4%
Yellow83.4%
Key (black)22.0%
Color previews
#c72521 text on a black background
contrast 3.72:1
Card sample
#c72521 text on a white background
contrast 5.65:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c72521;
Background color
Panel with #c72521 background
background-color: #c72521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c72521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(199, 37, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(199, 37, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c72521; background: linear-gradient(135deg, #c72521, #C79421);