#511cfd
a balanced, electric blue · warm · closest name: blue
RGB
81, 28, 253
HSL
254°, 98%, 55%
CMYK
68, 89, 0, 1
Luminance
0.0967
Every format
| HEX | #511cfd |
| RGB | rgb(81, 28, 253) |
| HSL | hsl(254, 98%, 55%) |
| CMYK | cmyk(68%, 89%, 0%, 1%) |
| LAB | lab(37.2 75.3 -98.4) |
| LCH | lch(37.2 123.9 307.4) |
| OKLCH | oklch(0.494 0.287 278.4) |
Copy-ready code
/* CSS */
color: #511cfd;
background-color: #511cfd;
/* Tailwind (arbitrary) */
class="text-[#511cfd] bg-[#511cfd]"
/* SCSS */
$brand: #511cfd;
/* SwiftUI */
Color(red: 0.318, green: 0.110, blue: 0.992)
/* Android */
Color.parseColor("#511cfd")Accessibility — WCAG contrast
Aa
#511cfd on white: 7.16:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#511cfd on black: 2.93:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green11.0%
Blue99.2%
CMYK percentages
Cyan68.0%
Magenta88.9%
Yellow0.0%
Key (black)0.8%
Color previews
#511cfd text on a black background
contrast 2.93:1
Card sample
#511cfd text on a white background
contrast 7.16:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #511cfd;
Background color
Panel with #511cfd background
background-color: #511cfd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #511cfd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 28, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 28, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #511cfd; background: linear-gradient(135deg, #511cfd, #E71CFD);