#540310
a deep, electric red · warm · closest name: maroon
RGB
84, 3, 16
HSL
350°, 93%, 17%
CMYK
0, 96, 81, 67
Luminance
0.0199
Every format
| HEX | #540310 |
| RGB | rgb(84, 3, 16) |
| HSL | hsl(350, 93%, 17%) |
| CMYK | cmyk(0%, 96%, 81%, 67%) |
| LAB | lab(15.4 35.3 16.9) |
| LCH | lch(15.4 39.1 25.7) |
| OKLCH | oklch(0.285 0.111 20.8) |
Copy-ready code
/* CSS */
color: #540310;
background-color: #540310;
/* Tailwind (arbitrary) */
class="text-[#540310] bg-[#540310]"
/* SCSS */
$brand: #540310;
/* SwiftUI */
Color(red: 0.329, green: 0.012, blue: 0.063)
/* Android */
Color.parseColor("#540310")Accessibility — WCAG contrast
Aa
#540310 on white: 15.03:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#540310 on black: 1.40:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red32.9%
Green1.2%
Blue6.3%
CMYK percentages
Cyan0.0%
Magenta96.4%
Yellow81.0%
Key (black)67.1%
Color previews
#540310 text on a black background
contrast 1.40:1
Card sample
#540310 text on a white background
contrast 15.03:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #540310;
Background color
Panel with #540310 background
background-color: #540310;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #540310;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(84, 3, 16, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(84, 3, 16, 0.45);
Border & gradient
Gradient panel
border: 3px solid #540310; background: linear-gradient(135deg, #540310, #542C03);