#a13f3f
a dark, soft red · warm · closest name: sienna
RGB
161, 63, 63
HSL
0°, 44%, 44%
CMYK
0, 61, 61, 37
Luminance
0.1149
Every format
| HEX | #a13f3f |
| RGB | rgb(161, 63, 63) |
| HSL | hsl(0, 44%, 44%) |
| CMYK | cmyk(0%, 61%, 61%, 37%) |
| LAB | lab(40.4 40.7 21.1) |
| LCH | lch(40.4 45.8 27.4) |
| OKLCH | oklch(0.502 0.131 23.0) |
Copy-ready code
/* CSS */
color: #a13f3f;
background-color: #a13f3f;
/* Tailwind (arbitrary) */
class="text-[#a13f3f] bg-[#a13f3f]"
/* SCSS */
$brand: #a13f3f;
/* SwiftUI */
Color(red: 0.631, green: 0.247, blue: 0.247)
/* Android */
Color.parseColor("#a13f3f")Accessibility — WCAG contrast
Aa
#a13f3f on white: 6.37:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#a13f3f on black: 3.30:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red63.1%
Green24.7%
Blue24.7%
CMYK percentages
Cyan0.0%
Magenta60.9%
Yellow60.9%
Key (black)36.9%
Color previews
#a13f3f text on a black background
contrast 3.30:1
Card sample
#a13f3f text on a white background
contrast 6.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a13f3f;
Background color
Panel with #a13f3f background
background-color: #a13f3f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a13f3f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(161, 63, 63, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(161, 63, 63, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a13f3f; background: linear-gradient(135deg, #a13f3f, #A1803F);