#bb3021
a dark, vivid red · warm · closest name: firebrick
RGB
187, 48, 33
HSL
6°, 70%, 43%
CMYK
0, 74, 82, 27
Luminance
0.1279
Every format
| HEX | #bb3021 |
| RGB | rgb(187, 48, 33) |
| HSL | hsl(6, 70%, 43%) |
| CMYK | cmyk(0%, 74%, 82%, 27%) |
| LAB | lab(42.5 54.3 42.0) |
| LCH | lch(42.5 68.6 37.8) |
| OKLCH | oklch(0.525 0.178 30.2) |
Copy-ready code
/* CSS */
color: #bb3021;
background-color: #bb3021;
/* Tailwind (arbitrary) */
class="text-[#bb3021] bg-[#bb3021]"
/* SCSS */
$brand: #bb3021;
/* SwiftUI */
Color(red: 0.733, green: 0.188, blue: 0.129)
/* Android */
Color.parseColor("#bb3021")Accessibility — WCAG contrast
Aa
#bb3021 on white: 5.90:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#bb3021 on black: 3.56:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red73.3%
Green18.8%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta74.3%
Yellow82.4%
Key (black)26.7%
Color previews
#bb3021 text on a black background
contrast 3.56:1
Card sample
#bb3021 text on a white background
contrast 5.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #bb3021;
Background color
Panel with #bb3021 background
background-color: #bb3021;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #bb3021;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(187, 48, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(187, 48, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #bb3021; background: linear-gradient(135deg, #bb3021, #BB9621);