#d91b21
a balanced, electric red · warm · closest name: crimson
RGB
217, 27, 33
HSL
358°, 78%, 48%
CMYK
0, 88, 85, 15
Luminance
0.1565
Every format
| HEX | #d91b21 |
| RGB | rgb(217, 27, 33) |
| HSL | hsl(358, 78%, 48%) |
| CMYK | cmyk(0%, 88%, 85%, 15%) |
| LAB | lab(46.5 68.3 47.9) |
| LCH | lch(46.5 83.4 35.1) |
| OKLCH | oklch(0.565 0.218 27.0) |
Copy-ready code
/* CSS */
color: #d91b21;
background-color: #d91b21;
/* Tailwind (arbitrary) */
class="text-[#d91b21] bg-[#d91b21]"
/* SCSS */
$brand: #d91b21;
/* SwiftUI */
Color(red: 0.851, green: 0.106, blue: 0.129)
/* Android */
Color.parseColor("#d91b21")Accessibility — WCAG contrast
Aa
#d91b21 on white: 5.09:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#d91b21 on black: 4.13:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red85.1%
Green10.6%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta87.6%
Yellow84.8%
Key (black)14.9%
Color previews
#d91b21 text on a black background
contrast 4.13:1
Card sample
#d91b21 text on a white background
contrast 5.09:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #d91b21;
Background color
Panel with #d91b21 background
background-color: #d91b21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #d91b21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(217, 27, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(217, 27, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #d91b21; background: linear-gradient(135deg, #d91b21, #D9941B);