#903a2b
a dark, vivid red · warm · closest name: sienna
RGB
144, 58, 43
HSL
9°, 54%, 37%
CMYK
0, 60, 70, 44
Luminance
0.0913
Every format
| HEX | #903a2b |
| RGB | rgb(144, 58, 43) |
| HSL | hsl(9, 54%, 37%) |
| CMYK | cmyk(0%, 60%, 70%, 44%) |
| LAB | lab(36.2 35.4 27.5) |
| LCH | lch(36.2 44.8 37.8) |
| OKLCH | oklch(0.464 0.120 31.9) |
Copy-ready code
/* CSS */
color: #903a2b;
background-color: #903a2b;
/* Tailwind (arbitrary) */
class="text-[#903a2b] bg-[#903a2b]"
/* SCSS */
$brand: #903a2b;
/* SwiftUI */
Color(red: 0.565, green: 0.227, blue: 0.169)
/* Android */
Color.parseColor("#903a2b")Accessibility — WCAG contrast
Aa
#903a2b on white: 7.43:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#903a2b on black: 2.83:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red56.5%
Green22.7%
Blue16.9%
CMYK percentages
Cyan0.0%
Magenta59.7%
Yellow70.1%
Key (black)43.5%
Color previews
#903a2b text on a black background
contrast 2.83:1
Card sample
#903a2b text on a white background
contrast 7.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #903a2b;
Background color
Panel with #903a2b background
background-color: #903a2b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #903a2b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(144, 58, 43, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(144, 58, 43, 0.45);
Border & gradient
Gradient panel
border: 3px solid #903a2b; background: linear-gradient(135deg, #903a2b, #907D2B);