#bb3e21
a dark, vivid red · warm · closest name: firebrick
RGB
187, 62, 33
HSL
11°, 70%, 43%
CMYK
0, 67, 82, 27
Luminance
0.1412
Every format
| HEX | #bb3e21 |
| RGB | rgb(187, 62, 33) |
| HSL | hsl(11, 70%, 43%) |
| CMYK | cmyk(0%, 67%, 82%, 27%) |
| LAB | lab(44.4 48.9 43.9) |
| LCH | lch(44.4 65.7 41.9) |
| OKLCH | oklch(0.539 0.166 34.3) |
Copy-ready code
/* CSS */
color: #bb3e21;
background-color: #bb3e21;
/* Tailwind (arbitrary) */
class="text-[#bb3e21] bg-[#bb3e21]"
/* SCSS */
$brand: #bb3e21;
/* SwiftUI */
Color(red: 0.733, green: 0.243, blue: 0.129)
/* Android */
Color.parseColor("#bb3e21")Accessibility — WCAG contrast
Aa
#bb3e21 on white: 5.49:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#bb3e21 on black: 3.82:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red73.3%
Green24.3%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta66.8%
Yellow82.4%
Key (black)26.7%
Color previews
#bb3e21 text on a black background
contrast 3.82:1
Card sample
#bb3e21 text on a white background
contrast 5.49:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #bb3e21;
Background color
Panel with #bb3e21 background
background-color: #bb3e21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #bb3e21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(187, 62, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(187, 62, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #bb3e21; background: linear-gradient(135deg, #bb3e21, #BBA521);