#910021
a dark, electric red · warm · closest name: maroon
RGB
145, 0, 33
HSL
346°, 100%, 28%
CMYK
0, 100, 77, 43
Luminance
0.0613
Every format
| HEX | #910021 |
| RGB | rgb(145, 0, 33) |
| HSL | hsl(346, 100%, 28%) |
| CMYK | cmyk(0%, 100%, 77%, 43%) |
| LAB | lab(29.7 53.3 26.2) |
| LCH | lch(29.7 59.4 26.1) |
| OKLCH | oklch(0.415 0.167 20.5) |
Copy-ready code
/* CSS */
color: #910021;
background-color: #910021;
/* Tailwind (arbitrary) */
class="text-[#910021] bg-[#910021]"
/* SCSS */
$brand: #910021;
/* SwiftUI */
Color(red: 0.569, green: 0.000, blue: 0.129)
/* Android */
Color.parseColor("#910021")Accessibility — WCAG contrast
Aa
#910021 on white: 9.43:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#910021 on black: 2.23:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red56.9%
Green0.0%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta100.0%
Yellow77.2%
Key (black)43.1%
Color previews
#910021 text on a black background
contrast 2.23:1
Card sample
#910021 text on a white background
contrast 9.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #910021;
Background color
Panel with #910021 background
background-color: #910021;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #910021;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(145, 0, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(145, 0, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #910021; background: linear-gradient(135deg, #910021, #913F00);