#c51139
a dark, electric red · warm · closest name: crimson
RGB
197, 17, 57
HSL
347°, 84%, 42%
CMYK
0, 91, 71, 23
Luminance
0.1257
Every format
| HEX | #c51139 |
| RGB | rgb(197, 17, 57) |
| HSL | hsl(347, 84%, 42%) |
| CMYK | cmyk(0%, 91%, 71%, 23%) |
| LAB | lab(42.1 65.4 28.4) |
| LCH | lch(42.1 71.3 23.5) |
| OKLCH | oklch(0.527 0.204 18.7) |
Copy-ready code
/* CSS */
color: #c51139;
background-color: #c51139;
/* Tailwind (arbitrary) */
class="text-[#c51139] bg-[#c51139]"
/* SCSS */
$brand: #c51139;
/* SwiftUI */
Color(red: 0.773, green: 0.067, blue: 0.224)
/* Android */
Color.parseColor("#c51139")Accessibility — WCAG contrast
Aa
#c51139 on white: 5.98:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c51139 on black: 3.51:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red77.3%
Green6.7%
Blue22.4%
CMYK percentages
Cyan0.0%
Magenta91.4%
Yellow71.1%
Key (black)22.7%
Color previews
#c51139 text on a black background
contrast 3.51:1
Card sample
#c51139 text on a white background
contrast 5.98:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c51139;
Background color
Panel with #c51139 background
background-color: #c51139;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c51139;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(197, 17, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(197, 17, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c51139; background: linear-gradient(135deg, #c51139, #C56111);