#5151fd
a light, electric blue · warm · closest name: slateblue
RGB
81, 81, 253
HSL
240°, 98%, 66%
CMYK
68, 68, 0, 1
Luminance
0.1473
Every format
| HEX | #5151fd |
| RGB | rgb(81, 81, 253) |
| HSL | hsl(240, 98%, 66%) |
| CMYK | cmyk(68%, 68%, 0%, 1%) |
| LAB | lab(45.3 52.3 -85.2) |
| LCH | lch(45.3 99.9 301.5) |
| OKLCH | oklch(0.550 0.247 274.6) |
Copy-ready code
/* CSS */
color: #5151fd;
background-color: #5151fd;
/* Tailwind (arbitrary) */
class="text-[#5151fd] bg-[#5151fd]"
/* SCSS */
$brand: #5151fd;
/* SwiftUI */
Color(red: 0.318, green: 0.318, blue: 0.992)
/* Android */
Color.parseColor("#5151fd")Accessibility — WCAG contrast
Aa
#5151fd on white: 5.32:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#5151fd on black: 3.95:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green31.8%
Blue99.2%
CMYK percentages
Cyan68.0%
Magenta68.0%
Yellow0.0%
Key (black)0.8%
Color previews
#5151fd text on a black background
contrast 3.95:1
Card sample
#5151fd text on a white background
contrast 5.32:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #5151fd;
Background color
Panel with #5151fd background
background-color: #5151fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #5151fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 81, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 81, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5151fd; background: linear-gradient(135deg, #5151fd, #C451FD);