#910b21
a dark, electric red · warm · closest name: maroon
RGB
145, 11, 33
HSL
350°, 86%, 31%
CMYK
0, 92, 77, 43
Luminance
0.0637
Every format
| HEX | #910b21 |
| RGB | rgb(145, 11, 33) |
| HSL | hsl(350, 86%, 31%) |
| CMYK | cmyk(0%, 92%, 77%, 43%) |
| LAB | lab(30.3 51.6 26.8) |
| LCH | lch(30.3 58.2 27.4) |
| OKLCH | oklch(0.420 0.162 21.6) |
Copy-ready code
/* CSS */
color: #910b21;
background-color: #910b21;
/* Tailwind (arbitrary) */
class="text-[#910b21] bg-[#910b21]"
/* SCSS */
$brand: #910b21;
/* SwiftUI */
Color(red: 0.569, green: 0.043, blue: 0.129)
/* Android */
Color.parseColor("#910b21")Accessibility — WCAG contrast
Aa
#910b21 on white: 9.24:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#910b21 on black: 2.27:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red56.9%
Green4.3%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta92.4%
Yellow77.2%
Key (black)43.1%
Color previews
#910b21 text on a black background
contrast 2.27:1
Card sample
#910b21 text on a white background
contrast 9.24:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #910b21;
Background color
Panel with #910b21 background
background-color: #910b21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #910b21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(145, 11, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(145, 11, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #910b21; background: linear-gradient(135deg, #910b21, #914E0B);