#c42421
a dark, vivid red · warm · closest name: firebrick
RGB
196, 36, 33
HSL
1°, 71%, 45%
CMYK
0, 82, 83, 23
Luminance
0.1311
Every format
| HEX | #c42421 |
| RGB | rgb(196, 36, 33) |
| HSL | hsl(1, 71%, 45%) |
| CMYK | cmyk(0%, 82%, 83%, 23%) |
| LAB | lab(42.9 60.6 43.1) |
| LCH | lch(42.9 74.4 35.4) |
| OKLCH | oklch(0.531 0.195 27.8) |
Copy-ready code
/* CSS */
color: #c42421;
background-color: #c42421;
/* Tailwind (arbitrary) */
class="text-[#c42421] bg-[#c42421]"
/* SCSS */
$brand: #c42421;
/* SwiftUI */
Color(red: 0.769, green: 0.141, blue: 0.129)
/* Android */
Color.parseColor("#c42421")Accessibility — WCAG contrast
Aa
#c42421 on white: 5.80:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c42421 on black: 3.62:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red76.9%
Green14.1%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta81.6%
Yellow83.2%
Key (black)23.1%
Color previews
#c42421 text on a black background
contrast 3.62:1
Card sample
#c42421 text on a white background
contrast 5.80:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c42421;
Background color
Panel with #c42421 background
background-color: #c42421;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c42421;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(196, 36, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(196, 36, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c42421; background: linear-gradient(135deg, #c42421, #C49121);