#516fec
a balanced, electric blue · warm · closest name: royalblue
RGB
81, 111, 236
HSL
228°, 80%, 62%
CMYK
66, 53, 0, 8
Luminance
0.1917
Every format
| HEX | #516fec |
| RGB | rgb(81, 111, 236) |
| HSL | hsl(228, 80%, 62%) |
| CMYK | cmyk(66%, 53%, 0%, 8%) |
| LAB | lab(50.9 28.6 -66.5) |
| LCH | lch(50.9 72.4 293.3) |
| OKLCH | oklch(0.587 0.191 269.5) |
Copy-ready code
/* CSS */
color: #516fec;
background-color: #516fec;
/* Tailwind (arbitrary) */
class="text-[#516fec] bg-[#516fec]"
/* SCSS */
$brand: #516fec;
/* SwiftUI */
Color(red: 0.318, green: 0.435, blue: 0.925)
/* Android */
Color.parseColor("#516fec")Accessibility — WCAG contrast
Aa
#516fec on white: 4.34:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#516fec on black: 4.83:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green43.5%
Blue92.5%
CMYK percentages
Cyan65.7%
Magenta53.0%
Yellow0.0%
Key (black)7.5%
Color previews
#516fec text on a black background
contrast 4.83:1
Card sample
#516fec text on a white background
contrast 4.34:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #516fec;
Background color
Panel with #516fec background
background-color: #516fec;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #516fec;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 111, 236, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 111, 236, 0.45);
Border & gradient
Gradient panel
border: 3px solid #516fec; background: linear-gradient(135deg, #516fec, #9A51EC);