#511dff
a balanced, electric blue · warm · closest name: blue
RGB
81, 29, 255
HSL
254°, 100%, 56%
CMYK
68, 89, 0, 0
Luminance
0.0985
Every format
| HEX | #511dff |
| RGB | rgb(81, 29, 255) |
| HSL | hsl(254, 100%, 56%) |
| CMYK | cmyk(68%, 89%, 0%, 0%) |
| LAB | lab(37.6 75.5 -99.0) |
| LCH | lch(37.6 124.5 307.4) |
| OKLCH | oklch(0.497 0.289 278.2) |
Copy-ready code
/* CSS */
color: #511dff;
background-color: #511dff;
/* Tailwind (arbitrary) */
class="text-[#511dff] bg-[#511dff]"
/* SCSS */
$brand: #511dff;
/* SwiftUI */
Color(red: 0.318, green: 0.114, blue: 1.000)
/* Android */
Color.parseColor("#511dff")Accessibility — WCAG contrast
Aa
#511dff on white: 7.07:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#511dff on black: 2.97:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green11.4%
Blue100.0%
CMYK percentages
Cyan68.2%
Magenta88.6%
Yellow0.0%
Key (black)0.0%
Color previews
#511dff text on a black background
contrast 2.97:1
Card sample
#511dff text on a white background
contrast 7.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #511dff;
Background color
Panel with #511dff background
background-color: #511dff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #511dff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 29, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 29, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #511dff; background: linear-gradient(135deg, #511dff, #E81DFF);