#aa3921
a dark, vivid red · warm · closest name: firebrick
RGB
170, 57, 33
HSL
11°, 68%, 40%
CMYK
0, 67, 81, 33
Luminance
0.1158
Every format
| HEX | #aa3921 |
| RGB | rgb(170, 57, 33) |
| HSL | hsl(11, 68%, 40%) |
| CMYK | cmyk(0%, 67%, 81%, 33%) |
| LAB | lab(40.5 45.1 39.1) |
| LCH | lch(40.5 59.7 40.9) |
| OKLCH | oklch(0.505 0.153 33.7) |
Copy-ready code
/* CSS */
color: #aa3921;
background-color: #aa3921;
/* Tailwind (arbitrary) */
class="text-[#aa3921] bg-[#aa3921]"
/* SCSS */
$brand: #aa3921;
/* SwiftUI */
Color(red: 0.667, green: 0.224, blue: 0.129)
/* Android */
Color.parseColor("#aa3921")Accessibility — WCAG contrast
Aa
#aa3921 on white: 6.33:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#aa3921 on black: 3.32:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red66.7%
Green22.4%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta66.5%
Yellow80.6%
Key (black)33.3%
Color previews
#aa3921 text on a black background
contrast 3.32:1
Card sample
#aa3921 text on a white background
contrast 6.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #aa3921;
Background color
Panel with #aa3921 background
background-color: #aa3921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #aa3921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(170, 57, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(170, 57, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #aa3921; background: linear-gradient(135deg, #aa3921, #AA9421);