#bb1d21
a dark, vivid red · warm · closest name: firebrick
RGB
187, 29, 33
HSL
359°, 73%, 42%
CMYK
0, 85, 82, 27
Luminance
0.1155
Every format
| HEX | #bb1d21 |
| RGB | rgb(187, 29, 33) |
| HSL | hsl(359, 73%, 42%) |
| CMYK | cmyk(0%, 85%, 82%, 27%) |
| LAB | lab(40.5 59.7 40.2) |
| LCH | lch(40.5 72.0 33.9) |
| OKLCH | oklch(0.510 0.191 26.5) |
Copy-ready code
/* CSS */
color: #bb1d21;
background-color: #bb1d21;
/* Tailwind (arbitrary) */
class="text-[#bb1d21] bg-[#bb1d21]"
/* SCSS */
$brand: #bb1d21;
/* SwiftUI */
Color(red: 0.733, green: 0.114, blue: 0.129)
/* Android */
Color.parseColor("#bb1d21")Accessibility — WCAG contrast
Aa
#bb1d21 on white: 6.34:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#bb1d21 on black: 3.31:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red73.3%
Green11.4%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta84.5%
Yellow82.4%
Key (black)26.7%
Color previews
#bb1d21 text on a black background
contrast 3.31:1
Card sample
#bb1d21 text on a white background
contrast 6.34:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #bb1d21;
Background color
Panel with #bb1d21 background
background-color: #bb1d21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #bb1d21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(187, 29, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(187, 29, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #bb1d21; background: linear-gradient(135deg, #bb1d21, #BB831D);