#c51131
a dark, electric red · warm · closest name: crimson
RGB
197, 17, 49
HSL
349°, 84%, 42%
CMYK
0, 91, 75, 23
Luminance
0.1249
Every format
| HEX | #c51131 |
| RGB | rgb(197, 17, 49) |
| HSL | hsl(349, 84%, 42%) |
| CMYK | cmyk(0%, 91%, 75%, 23%) |
| LAB | lab(42.0 65.1 33.1) |
| LCH | lch(42.0 73.0 27.0) |
| OKLCH | oklch(0.525 0.204 21.3) |
Copy-ready code
/* CSS */
color: #c51131;
background-color: #c51131;
/* Tailwind (arbitrary) */
class="text-[#c51131] bg-[#c51131]"
/* SCSS */
$brand: #c51131;
/* SwiftUI */
Color(red: 0.773, green: 0.067, blue: 0.192)
/* Android */
Color.parseColor("#c51131")Accessibility — WCAG contrast
Aa
#c51131 on white: 6.00:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c51131 on black: 3.50:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red77.3%
Green6.7%
Blue19.2%
CMYK percentages
Cyan0.0%
Magenta91.4%
Yellow75.1%
Key (black)22.7%
Color previews
#c51131 text on a black background
contrast 3.50:1
Card sample
#c51131 text on a white background
contrast 6.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c51131;
Background color
Panel with #c51131 background
background-color: #c51131;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c51131;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(197, 17, 49, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(197, 17, 49, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c51131; background: linear-gradient(135deg, #c51131, #C56911);