#511a21
a deep, vivid red · warm · closest name: black
RGB
81, 26, 33
HSL
352°, 51%, 21%
CMYK
0, 68, 59, 68
Luminance
0.0260
Every format
| HEX | #511a21 |
| RGB | rgb(81, 26, 33) |
| HSL | hsl(352, 51%, 21%) |
| CMYK | cmyk(0%, 68%, 59%, 68%) |
| LAB | lab(18.4 26.4 9.0) |
| LCH | lch(18.4 27.9 18.8) |
| OKLCH | oklch(0.306 0.082 15.8) |
Copy-ready code
/* CSS */
color: #511a21;
background-color: #511a21;
/* Tailwind (arbitrary) */
class="text-[#511a21] bg-[#511a21]"
/* SCSS */
$brand: #511a21;
/* SwiftUI */
Color(red: 0.318, green: 0.102, blue: 0.129)
/* Android */
Color.parseColor("#511a21")Accessibility — WCAG contrast
Aa
#511a21 on white: 13.82:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#511a21 on black: 1.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green10.2%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta67.9%
Yellow59.3%
Key (black)68.2%
Color previews
#511a21 text on a black background
contrast 1.52:1
Card sample
#511a21 text on a white background
contrast 13.82:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #511a21;
Background color
Panel with #511a21 background
background-color: #511a21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #511a21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 26, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 26, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #511a21; background: linear-gradient(135deg, #511a21, #51381A);