#c01b1b
a dark, electric red · warm · closest name: firebrick
RGB
192, 27, 27
HSL
0°, 75%, 43%
CMYK
0, 86, 86, 25
Luminance
0.1207
Every format
| HEX | #c01b1b |
| RGB | rgb(192, 27, 27) |
| HSL | hsl(0, 75%, 43%) |
| CMYK | cmyk(0%, 86%, 86%, 25%) |
| LAB | lab(41.3 61.4 44.5) |
| LCH | lch(41.3 75.8 35.9) |
| OKLCH | oklch(0.518 0.197 27.7) |
Copy-ready code
/* CSS */
color: #c01b1b;
background-color: #c01b1b;
/* Tailwind (arbitrary) */
class="text-[#c01b1b] bg-[#c01b1b]"
/* SCSS */
$brand: #c01b1b;
/* SwiftUI */
Color(red: 0.753, green: 0.106, blue: 0.106)
/* Android */
Color.parseColor("#c01b1b")Accessibility — WCAG contrast
Aa
#c01b1b on white: 6.15:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c01b1b on black: 3.41:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red75.3%
Green10.6%
Blue10.6%
CMYK percentages
Cyan0.0%
Magenta85.9%
Yellow85.9%
Key (black)24.7%
Color previews
#c01b1b text on a black background
contrast 3.41:1
Card sample
#c01b1b text on a white background
contrast 6.15:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c01b1b;
Background color
Panel with #c01b1b background
background-color: #c01b1b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c01b1b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(192, 27, 27, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(192, 27, 27, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c01b1b; background: linear-gradient(135deg, #c01b1b, #C0891B);