#cb1237
a dark, electric red · warm · closest name: crimson
RGB
203, 18, 55
HSL
348°, 84%, 43%
CMYK
0, 91, 73, 20
Luminance
0.1340
Every format
| HEX | #cb1237 |
| RGB | rgb(203, 18, 55) |
| HSL | hsl(348, 84%, 43%) |
| CMYK | cmyk(0%, 91%, 73%, 20%) |
| LAB | lab(43.4 66.7 31.4) |
| LCH | lch(43.4 73.8 25.2) |
| OKLCH | oklch(0.538 0.209 20.0) |
Copy-ready code
/* CSS */
color: #cb1237;
background-color: #cb1237;
/* Tailwind (arbitrary) */
class="text-[#cb1237] bg-[#cb1237]"
/* SCSS */
$brand: #cb1237;
/* SwiftUI */
Color(red: 0.796, green: 0.071, blue: 0.216)
/* Android */
Color.parseColor("#cb1237")Accessibility — WCAG contrast
Aa
#cb1237 on white: 5.70:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#cb1237 on black: 3.68:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red79.6%
Green7.1%
Blue21.6%
CMYK percentages
Cyan0.0%
Magenta91.1%
Yellow72.9%
Key (black)20.4%
Color previews
#cb1237 text on a black background
contrast 3.68:1
Card sample
#cb1237 text on a white background
contrast 5.70:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #cb1237;
Background color
Panel with #cb1237 background
background-color: #cb1237;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #cb1237;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(203, 18, 55, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(203, 18, 55, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cb1237; background: linear-gradient(135deg, #cb1237, #CB6812);