#306fdf
a balanced, vivid blue · cool · closest name: royalblue
RGB
48, 111, 223
HSL
218°, 73%, 53%
CMYK
79, 50, 0, 13
Luminance
0.1732
Every format
| HEX | #306fdf |
| RGB | rgb(48, 111, 223) |
| HSL | hsl(218, 73%, 53%) |
| CMYK | cmyk(79%, 50%, 0%, 13%) |
| LAB | lab(48.7 19.8 -62.8) |
| LCH | lch(48.7 65.8 287.5) |
| OKLCH | oklch(0.564 0.183 260.9) |
Copy-ready code
/* CSS */
color: #306fdf;
background-color: #306fdf;
/* Tailwind (arbitrary) */
class="text-[#306fdf] bg-[#306fdf]"
/* SCSS */
$brand: #306fdf;
/* SwiftUI */
Color(red: 0.188, green: 0.435, blue: 0.875)
/* Android */
Color.parseColor("#306fdf")Accessibility — WCAG contrast
Aa
#306fdf on white: 4.70:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#306fdf on black: 4.46:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red18.8%
Green43.5%
Blue87.5%
CMYK percentages
Cyan78.5%
Magenta50.2%
Yellow0.0%
Key (black)12.5%
Color previews
#306fdf text on a black background
contrast 4.46:1
Card sample
#306fdf text on a white background
contrast 4.70:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #306fdf;
Background color
Panel with #306fdf background
background-color: #306fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #306fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(48, 111, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(48, 111, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #306fdf; background: linear-gradient(135deg, #306fdf, #6630DF);