#b54d21
a dark, vivid orange · warm · closest name: sienna
RGB
181, 77, 33
HSL
18°, 69%, 42%
CMYK
0, 58, 82, 29
Luminance
0.1524
Every format
| HEX | #b54d21 |
| RGB | rgb(181, 77, 33) |
| HSL | hsl(18, 69%, 42%) |
| CMYK | cmyk(0%, 58%, 82%, 29%) |
| LAB | lab(46.0 39.8 45.0) |
| LCH | lch(46.0 60.1 48.5) |
| OKLCH | oklch(0.549 0.146 41.3) |
Copy-ready code
/* CSS */
color: #b54d21;
background-color: #b54d21;
/* Tailwind (arbitrary) */
class="text-[#b54d21] bg-[#b54d21]"
/* SCSS */
$brand: #b54d21;
/* SwiftUI */
Color(red: 0.710, green: 0.302, blue: 0.129)
/* Android */
Color.parseColor("#b54d21")Accessibility — WCAG contrast
Aa
#b54d21 on white: 5.19:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b54d21 on black: 4.05:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red71.0%
Green30.2%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta57.5%
Yellow81.8%
Key (black)29.0%
Color previews
#b54d21 text on a black background
contrast 4.05:1
Card sample
#b54d21 text on a white background
contrast 5.19:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b54d21;
Background color
Panel with #b54d21 background
background-color: #b54d21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b54d21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(181, 77, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(181, 77, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b54d21; background: linear-gradient(135deg, #b54d21, #B5B021);