#a03c21
a dark, vivid red · warm · closest name: sienna
RGB
160, 60, 33
HSL
13°, 66%, 38%
CMYK
0, 63, 79, 37
Luminance
0.1082
Every format
| HEX | #a03c21 |
| RGB | rgb(160, 60, 33) |
| HSL | hsl(13, 66%, 38%) |
| CMYK | cmyk(0%, 63%, 79%, 37%) |
| LAB | lab(39.3 40.1 37.2) |
| LCH | lch(39.3 54.7 42.9) |
| OKLCH | oklch(0.492 0.139 35.8) |
Copy-ready code
/* CSS */
color: #a03c21;
background-color: #a03c21;
/* Tailwind (arbitrary) */
class="text-[#a03c21] bg-[#a03c21]"
/* SCSS */
$brand: #a03c21;
/* SwiftUI */
Color(red: 0.627, green: 0.235, blue: 0.129)
/* Android */
Color.parseColor("#a03c21")Accessibility — WCAG contrast
Aa
#a03c21 on white: 6.64:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#a03c21 on black: 3.16:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red62.7%
Green23.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta62.5%
Yellow79.4%
Key (black)37.3%
Color previews
#a03c21 text on a black background
contrast 3.16:1
Card sample
#a03c21 text on a white background
contrast 6.64:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a03c21;
Background color
Panel with #a03c21 background
background-color: #a03c21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a03c21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(160, 60, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(160, 60, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a03c21; background: linear-gradient(135deg, #a03c21, #A09121);