#ac5b39
a dark, vivid orange · warm · closest name: sienna
RGB
172, 91, 57
HSL
18°, 50%, 45%
CMYK
0, 47, 67, 33
Luminance
0.1655
Every format
| HEX | #ac5b39 |
| RGB | rgb(172, 91, 57) |
| HSL | hsl(18, 50%, 45%) |
| CMYK | cmyk(0%, 47%, 67%, 33%) |
| LAB | lab(47.7 30.1 34.0) |
| LCH | lch(47.7 45.4 48.5) |
| OKLCH | oklch(0.560 0.116 42.7) |
Copy-ready code
/* CSS */
color: #ac5b39;
background-color: #ac5b39;
/* Tailwind (arbitrary) */
class="text-[#ac5b39] bg-[#ac5b39]"
/* SCSS */
$brand: #ac5b39;
/* SwiftUI */
Color(red: 0.675, green: 0.357, blue: 0.224)
/* Android */
Color.parseColor("#ac5b39")Accessibility — WCAG contrast
Aa
#ac5b39 on white: 4.87:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ac5b39 on black: 4.31:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.5%
Green35.7%
Blue22.4%
CMYK percentages
Cyan0.0%
Magenta47.1%
Yellow66.9%
Key (black)32.5%
Color previews
#ac5b39 text on a black background
contrast 4.31:1
Card sample
#ac5b39 text on a white background
contrast 4.87:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ac5b39;
Background color
Panel with #ac5b39 background
background-color: #ac5b39;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ac5b39;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(172, 91, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 91, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ac5b39; background: linear-gradient(135deg, #ac5b39, #ACA839);