#0b4fdf
a balanced, electric blue · cool · closest name: royalblue
RGB
11, 79, 223
HSL
221°, 91%, 46%
CMYK
95, 65, 0, 13
Luminance
0.1099
Every format
| HEX | #0b4fdf |
| RGB | rgb(11, 79, 223) |
| HSL | hsl(221, 91%, 46%) |
| CMYK | cmyk(95%, 65%, 0%, 13%) |
| LAB | lab(39.6 38.0 -77.7) |
| LCH | lch(39.6 86.5 296.1) |
| OKLCH | oklch(0.493 0.227 262.7) |
Copy-ready code
/* CSS */
color: #0b4fdf;
background-color: #0b4fdf;
/* Tailwind (arbitrary) */
class="text-[#0b4fdf] bg-[#0b4fdf]"
/* SCSS */
$brand: #0b4fdf;
/* SwiftUI */
Color(red: 0.043, green: 0.310, blue: 0.875)
/* Android */
Color.parseColor("#0b4fdf")Accessibility — WCAG contrast
Aa
#0b4fdf on white: 6.57:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#0b4fdf on black: 3.20:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red4.3%
Green31.0%
Blue87.5%
CMYK percentages
Cyan95.1%
Magenta64.6%
Yellow0.0%
Key (black)12.5%
Color previews
#0b4fdf text on a black background
contrast 3.20:1
Card sample
#0b4fdf text on a white background
contrast 6.57:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0b4fdf;
Background color
Panel with #0b4fdf background
background-color: #0b4fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0b4fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(11, 79, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(11, 79, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0b4fdf; background: linear-gradient(135deg, #0b4fdf, #550BDF);