#c0180a
a dark, electric red · warm · closest name: firebrick
RGB
192, 24, 10
HSL
5°, 90%, 40%
CMYK
0, 88, 95, 25
Luminance
0.1188
Every format
| HEX | #c0180a |
| RGB | rgb(192, 24, 10) |
| HSL | hsl(5, 90%, 40%) |
| CMYK | cmyk(0%, 88%, 95%, 25%) |
| LAB | lab(41.0 61.7 51.3) |
| LCH | lch(41.0 80.3 39.7) |
| OKLCH | oklch(0.515 0.200 30.0) |
Copy-ready code
/* CSS */
color: #c0180a;
background-color: #c0180a;
/* Tailwind (arbitrary) */
class="text-[#c0180a] bg-[#c0180a]"
/* SCSS */
$brand: #c0180a;
/* SwiftUI */
Color(red: 0.753, green: 0.094, blue: 0.039)
/* Android */
Color.parseColor("#c0180a")Accessibility — WCAG contrast
Aa
#c0180a on white: 6.22:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c0180a on black: 3.38:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red75.3%
Green9.4%
Blue3.9%
CMYK percentages
Cyan0.0%
Magenta87.5%
Yellow94.8%
Key (black)24.7%
Color previews
#c0180a text on a black background
contrast 3.38:1
Card sample
#c0180a text on a white background
contrast 6.22:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c0180a;
Background color
Panel with #c0180a background
background-color: #c0180a;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c0180a;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(192, 24, 10, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(192, 24, 10, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c0180a; background: linear-gradient(135deg, #c0180a, #C0910A);