#582b21
a deep, vivid red · warm · closest name: sienna
RGB
88, 43, 33
HSL
11°, 46%, 24%
CMYK
0, 51, 63, 66
Luminance
0.0391
Every format
| HEX | #582b21 |
| RGB | rgb(88, 43, 33) |
| HSL | hsl(11, 46%, 24%) |
| CMYK | cmyk(0%, 51%, 63%, 66%) |
| LAB | lab(23.4 19.6 15.8) |
| LCH | lch(23.4 25.2 38.9) |
| OKLCH | oklch(0.347 0.069 33.7) |
Copy-ready code
/* CSS */
color: #582b21;
background-color: #582b21;
/* Tailwind (arbitrary) */
class="text-[#582b21] bg-[#582b21]"
/* SCSS */
$brand: #582b21;
/* SwiftUI */
Color(red: 0.345, green: 0.169, blue: 0.129)
/* Android */
Color.parseColor("#582b21")Accessibility — WCAG contrast
Aa
#582b21 on white: 11.78:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#582b21 on black: 1.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.5%
Green16.9%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta51.1%
Yellow62.5%
Key (black)65.5%
Color previews
#582b21 text on a black background
contrast 1.78:1
Card sample
#582b21 text on a white background
contrast 11.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #582b21;
Background color
Panel with #582b21 background
background-color: #582b21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #582b21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(88, 43, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 43, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #582b21; background: linear-gradient(135deg, #582b21, #585021);