#bb3f13
a dark, electric orange · warm · closest name: firebrick
RGB
187, 63, 19
HSL
16°, 82%, 40%
CMYK
0, 66, 90, 27
Luminance
0.1417
Every format
| HEX | #bb3f13 |
| RGB | rgb(187, 63, 19) |
| HSL | hsl(16, 82%, 40%) |
| CMYK | cmyk(0%, 66%, 90%, 27%) |
| LAB | lab(44.5 48.1 50.0) |
| LCH | lch(44.5 69.4 46.1) |
| OKLCH | oklch(0.540 0.168 37.6) |
Copy-ready code
/* CSS */
color: #bb3f13;
background-color: #bb3f13;
/* Tailwind (arbitrary) */
class="text-[#bb3f13] bg-[#bb3f13]"
/* SCSS */
$brand: #bb3f13;
/* SwiftUI */
Color(red: 0.733, green: 0.247, blue: 0.075)
/* Android */
Color.parseColor("#bb3f13")Accessibility — WCAG contrast
Aa
#bb3f13 on white: 5.48:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#bb3f13 on black: 3.83:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red73.3%
Green24.7%
Blue7.5%
CMYK percentages
Cyan0.0%
Magenta66.3%
Yellow89.8%
Key (black)26.7%
Color previews
#bb3f13 text on a black background
contrast 3.83:1
Card sample
#bb3f13 text on a white background
contrast 5.48:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #bb3f13;
Background color
Panel with #bb3f13 background
background-color: #bb3f13;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #bb3f13;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(187, 63, 19, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(187, 63, 19, 0.45);
Border & gradient
Gradient panel
border: 3px solid #bb3f13; background: linear-gradient(135deg, #bb3f13, #BBAF13);