#540f99
a dark, electric violet · warm · closest name: indigo
RGB
84, 15, 153
HSL
270°, 82%, 33%
CMYK
45, 90, 0, 40
Luminance
0.0453
Every format
| HEX | #540f99 |
| RGB | rgb(84, 15, 153) |
| HSL | hsl(270, 82%, 33%) |
| CMYK | cmyk(45%, 90%, 0%, 40%) |
| LAB | lab(25.3 54.5 -59.6) |
| LCH | lch(25.3 80.7 312.4) |
| OKLCH | oklch(0.382 0.194 298.2) |
Copy-ready code
/* CSS */
color: #540f99;
background-color: #540f99;
/* Tailwind (arbitrary) */
class="text-[#540f99] bg-[#540f99]"
/* SCSS */
$brand: #540f99;
/* SwiftUI */
Color(red: 0.329, green: 0.059, blue: 0.600)
/* Android */
Color.parseColor("#540f99")Accessibility — WCAG contrast
Aa
#540f99 on white: 11.02:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#540f99 on black: 1.91:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red32.9%
Green5.9%
Blue60.0%
CMYK percentages
Cyan45.1%
Magenta90.2%
Yellow0.0%
Key (black)40.0%
Color previews
#540f99 text on a black background
contrast 1.91:1
Card sample
#540f99 text on a white background
contrast 11.02:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #540f99;
Background color
Panel with #540f99 background
background-color: #540f99;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #540f99;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(84, 15, 153, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(84, 15, 153, 0.45);
Border & gradient
Gradient panel
border: 3px solid #540f99; background: linear-gradient(135deg, #540f99, #990F82);