#ac4521
a dark, vivid orange · warm · closest name: sienna
RGB
172, 69, 33
HSL
16°, 68%, 40%
CMYK
0, 60, 81, 33
Luminance
0.1314
Every format
| HEX | #ac4521 |
| RGB | rgb(172, 69, 33) |
| HSL | hsl(16, 68%, 40%) |
| CMYK | cmyk(0%, 60%, 81%, 33%) |
| LAB | lab(43.0 40.3 41.6) |
| LCH | lch(43.0 57.9 45.9) |
| OKLCH | oklch(0.524 0.144 38.7) |
Copy-ready code
/* CSS */
color: #ac4521;
background-color: #ac4521;
/* Tailwind (arbitrary) */
class="text-[#ac4521] bg-[#ac4521]"
/* SCSS */
$brand: #ac4521;
/* SwiftUI */
Color(red: 0.675, green: 0.271, blue: 0.129)
/* Android */
Color.parseColor("#ac4521")Accessibility — WCAG contrast
Aa
#ac4521 on white: 5.79:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ac4521 on black: 3.63:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.5%
Green27.1%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta59.9%
Yellow80.8%
Key (black)32.5%
Color previews
#ac4521 text on a black background
contrast 3.63:1
Card sample
#ac4521 text on a white background
contrast 5.79:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ac4521;
Background color
Panel with #ac4521 background
background-color: #ac4521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ac4521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(172, 69, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 69, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ac4521; background: linear-gradient(135deg, #ac4521, #ACA221);