#0b47df
a balanced, electric blue · cool · closest name: royalblue
RGB
11, 71, 223
HSL
223°, 91%, 46%
CMYK
95, 68, 0, 13
Luminance
0.0991
Every format
| HEX | #0b47df |
| RGB | rgb(11, 71, 223) |
| HSL | hsl(223, 91%, 46%) |
| CMYK | cmyk(95%, 68%, 0%, 13%) |
| LAB | lab(37.7 43.0 -80.8) |
| LCH | lch(37.7 91.5 298.0) |
| OKLCH | oklch(0.479 0.236 263.5) |
Copy-ready code
/* CSS */
color: #0b47df;
background-color: #0b47df;
/* Tailwind (arbitrary) */
class="text-[#0b47df] bg-[#0b47df]"
/* SCSS */
$brand: #0b47df;
/* SwiftUI */
Color(red: 0.043, green: 0.278, blue: 0.875)
/* Android */
Color.parseColor("#0b47df")Accessibility — WCAG contrast
Aa
#0b47df on white: 7.04:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0b47df on black: 2.98:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red4.3%
Green27.8%
Blue87.5%
CMYK percentages
Cyan95.1%
Magenta68.2%
Yellow0.0%
Key (black)12.5%
Color previews
#0b47df text on a black background
contrast 2.98:1
Card sample
#0b47df text on a white background
contrast 7.04:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0b47df;
Background color
Panel with #0b47df background
background-color: #0b47df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0b47df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(11, 71, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(11, 71, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0b47df; background: linear-gradient(135deg, #0b47df, #5C0BDF);