#ad4e2f
a dark, vivid red · warm · closest name: sienna
RGB
173, 78, 47
HSL
15°, 57%, 43%
CMYK
0, 55, 73, 32
Luminance
0.1454
Every format
| HEX | #ad4e2f |
| RGB | rgb(173, 78, 47) |
| HSL | hsl(15, 57%, 43%) |
| CMYK | cmyk(0%, 55%, 73%, 32%) |
| LAB | lab(45.0 36.8 36.5) |
| LCH | lch(45.0 51.8 44.7) |
| OKLCH | oklch(0.540 0.133 38.4) |
Copy-ready code
/* CSS */
color: #ad4e2f;
background-color: #ad4e2f;
/* Tailwind (arbitrary) */
class="text-[#ad4e2f] bg-[#ad4e2f]"
/* SCSS */
$brand: #ad4e2f;
/* SwiftUI */
Color(red: 0.678, green: 0.306, blue: 0.184)
/* Android */
Color.parseColor("#ad4e2f")Accessibility — WCAG contrast
Aa
#ad4e2f on white: 5.37:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ad4e2f on black: 3.91:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.8%
Green30.6%
Blue18.4%
CMYK percentages
Cyan0.0%
Magenta54.9%
Yellow72.8%
Key (black)32.2%
Color previews
#ad4e2f text on a black background
contrast 3.91:1
Card sample
#ad4e2f text on a white background
contrast 5.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ad4e2f;
Background color
Panel with #ad4e2f background
background-color: #ad4e2f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ad4e2f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(173, 78, 47, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 78, 47, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ad4e2f; background: linear-gradient(135deg, #ad4e2f, #ADA22F);