#c81721
a dark, electric red · warm · closest name: firebrick
RGB
200, 23, 33
HSL
357°, 79%, 44%
CMYK
0, 89, 84, 22
Luminance
0.1300
Every format
| HEX | #c81721 |
| RGB | rgb(200, 23, 33) |
| HSL | hsl(357, 79%, 44%) |
| CMYK | cmyk(0%, 89%, 84%, 22%) |
| LAB | lab(42.8 64.5 43.3) |
| LCH | lch(42.8 77.6 33.9) |
| OKLCH | oklch(0.532 0.206 26.2) |
Copy-ready code
/* CSS */
color: #c81721;
background-color: #c81721;
/* Tailwind (arbitrary) */
class="text-[#c81721] bg-[#c81721]"
/* SCSS */
$brand: #c81721;
/* SwiftUI */
Color(red: 0.784, green: 0.090, blue: 0.129)
/* Android */
Color.parseColor("#c81721")Accessibility — WCAG contrast
Aa
#c81721 on white: 5.83:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c81721 on black: 3.60:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red78.4%
Green9.0%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta88.5%
Yellow83.5%
Key (black)21.6%
Color previews
#c81721 text on a black background
contrast 3.60:1
Card sample
#c81721 text on a white background
contrast 5.83:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c81721;
Background color
Panel with #c81721 background
background-color: #c81721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c81721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(200, 23, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(200, 23, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c81721; background: linear-gradient(135deg, #c81721, #C88317);