#540dfb
a balanced, electric violet · warm · closest name: blue
RGB
84, 13, 251
HSL
258°, 97%, 52%
CMYK
67, 95, 0, 2
Luminance
0.0914
Every format
| HEX | #540dfb |
| RGB | rgb(84, 13, 251) |
| HSL | hsl(258, 97%, 52%) |
| CMYK | cmyk(67%, 95%, 0%, 2%) |
| LAB | lab(36.2 78.1 -98.9) |
| LCH | lch(36.2 126.0 308.3) |
| OKLCH | oklch(0.487 0.290 279.9) |
Copy-ready code
/* CSS */
color: #540dfb;
background-color: #540dfb;
/* Tailwind (arbitrary) */
class="text-[#540dfb] bg-[#540dfb]"
/* SCSS */
$brand: #540dfb;
/* SwiftUI */
Color(red: 0.329, green: 0.051, blue: 0.984)
/* Android */
Color.parseColor("#540dfb")Accessibility — WCAG contrast
Aa
#540dfb on white: 7.43:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#540dfb on black: 2.83:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red32.9%
Green5.1%
Blue98.4%
CMYK percentages
Cyan66.5%
Magenta94.8%
Yellow0.0%
Key (black)1.6%
Color previews
#540dfb text on a black background
contrast 2.83:1
Card sample
#540dfb text on a white background
contrast 7.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #540dfb;
Background color
Panel with #540dfb background
background-color: #540dfb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #540dfb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(84, 13, 251, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(84, 13, 251, 0.45);
Border & gradient
Gradient panel
border: 3px solid #540dfb; background: linear-gradient(135deg, #540dfb, #F30DFB);