#516df1
a balanced, electric blue · warm · closest name: royalblue
RGB
81, 109, 241
HSL
230°, 85%, 63%
CMYK
66, 55, 0, 6
Luminance
0.1904
Every format
| HEX | #516df1 |
| RGB | rgb(81, 109, 241) |
| HSL | hsl(230, 85%, 63%) |
| CMYK | cmyk(66%, 55%, 0%, 6%) |
| LAB | lab(50.7 31.6 -69.5) |
| LCH | lch(50.7 76.4 294.4) |
| OKLCH | oklch(0.587 0.200 270.1) |
Copy-ready code
/* CSS */
color: #516df1;
background-color: #516df1;
/* Tailwind (arbitrary) */
class="text-[#516df1] bg-[#516df1]"
/* SCSS */
$brand: #516df1;
/* SwiftUI */
Color(red: 0.318, green: 0.427, blue: 0.945)
/* Android */
Color.parseColor("#516df1")Accessibility — WCAG contrast
Aa
#516df1 on white: 4.37:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#516df1 on black: 4.81:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green42.7%
Blue94.5%
CMYK percentages
Cyan66.4%
Magenta54.8%
Yellow0.0%
Key (black)5.5%
Color previews
#516df1 text on a black background
contrast 4.81:1
Card sample
#516df1 text on a white background
contrast 4.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #516df1;
Background color
Panel with #516df1 background
background-color: #516df1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #516df1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 109, 241, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 109, 241, 0.45);
Border & gradient
Gradient panel
border: 3px solid #516df1; background: linear-gradient(135deg, #516df1, #A051F1);