#0b52df
a balanced, electric blue · cool · closest name: royalblue
RGB
11, 82, 223
HSL
220°, 91%, 46%
CMYK
95, 63, 0, 13
Luminance
0.1143
Every format
| HEX | #0b52df |
| RGB | rgb(11, 82, 223) |
| HSL | hsl(220, 91%, 46%) |
| CMYK | cmyk(95%, 63%, 0%, 13%) |
| LAB | lab(40.3 36.1 -76.5) |
| LCH | lch(40.3 84.6 295.3) |
| OKLCH | oklch(0.499 0.224 262.3) |
Copy-ready code
/* CSS */
color: #0b52df;
background-color: #0b52df;
/* Tailwind (arbitrary) */
class="text-[#0b52df] bg-[#0b52df]"
/* SCSS */
$brand: #0b52df;
/* SwiftUI */
Color(red: 0.043, green: 0.322, blue: 0.875)
/* Android */
Color.parseColor("#0b52df")Accessibility — WCAG contrast
Aa
#0b52df on white: 6.39:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#0b52df on black: 3.29:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red4.3%
Green32.2%
Blue87.5%
CMYK percentages
Cyan95.1%
Magenta63.2%
Yellow0.0%
Key (black)12.5%
Color previews
#0b52df text on a black background
contrast 3.29:1
Card sample
#0b52df text on a white background
contrast 6.39:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0b52df;
Background color
Panel with #0b52df background
background-color: #0b52df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0b52df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(11, 82, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(11, 82, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0b52df; background: linear-gradient(135deg, #0b52df, #510BDF);