#840021
a dark, electric red · warm · closest name: maroon
RGB
132, 0, 33
HSL
345°, 100%, 26%
CMYK
0, 100, 75, 48
Luminance
0.0502
Every format
| HEX | #840021 |
| RGB | rgb(132, 0, 33) |
| HSL | hsl(345, 100%, 26%) |
| CMYK | cmyk(0%, 100%, 75%, 48%) |
| LAB | lab(26.8 50.0 22.0) |
| LCH | lch(26.8 54.6 23.7) |
| OKLCH | oklch(0.389 0.156 18.8) |
Copy-ready code
/* CSS */
color: #840021;
background-color: #840021;
/* Tailwind (arbitrary) */
class="text-[#840021] bg-[#840021]"
/* SCSS */
$brand: #840021;
/* SwiftUI */
Color(red: 0.518, green: 0.000, blue: 0.129)
/* Android */
Color.parseColor("#840021")Accessibility — WCAG contrast
Aa
#840021 on white: 10.48:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#840021 on black: 2.00:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red51.8%
Green0.0%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta100.0%
Yellow75.0%
Key (black)48.2%
Color previews
#840021 text on a black background
contrast 2.00:1
Card sample
#840021 text on a white background
contrast 10.48:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #840021;
Background color
Panel with #840021 background
background-color: #840021;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #840021;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(132, 0, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(132, 0, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #840021; background: linear-gradient(135deg, #840021, #843700);