#ac4d2f
a dark, vivid red · warm · closest name: sienna
RGB
172, 77, 47
HSL
14°, 57%, 43%
CMYK
0, 55, 73, 33
Luminance
0.1428
Every format
| HEX | #ac4d2f |
| RGB | rgb(172, 77, 47) |
| HSL | hsl(14, 57%, 43%) |
| CMYK | cmyk(0%, 55%, 73%, 33%) |
| LAB | lab(44.6 36.9 36.0) |
| LCH | lch(44.6 51.6 44.3) |
| OKLCH | oklch(0.537 0.132 38.0) |
Copy-ready code
/* CSS */
color: #ac4d2f;
background-color: #ac4d2f;
/* Tailwind (arbitrary) */
class="text-[#ac4d2f] bg-[#ac4d2f]"
/* SCSS */
$brand: #ac4d2f;
/* SwiftUI */
Color(red: 0.675, green: 0.302, blue: 0.184)
/* Android */
Color.parseColor("#ac4d2f")Accessibility — WCAG contrast
Aa
#ac4d2f on white: 5.45:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ac4d2f on black: 3.86:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.5%
Green30.2%
Blue18.4%
CMYK percentages
Cyan0.0%
Magenta55.2%
Yellow72.7%
Key (black)32.5%
Color previews
#ac4d2f text on a black background
contrast 3.86:1
Card sample
#ac4d2f text on a white background
contrast 5.45:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ac4d2f;
Background color
Panel with #ac4d2f background
background-color: #ac4d2f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ac4d2f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(172, 77, 47, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 77, 47, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ac4d2f; background: linear-gradient(135deg, #ac4d2f, #ACA02F);