#3b6cd8
a balanced, vivid blue · cool · closest name: royalblue
RGB
59, 108, 216
HSL
221°, 67%, 54%
CMYK
73, 50, 0, 15
Luminance
0.1661
Every format
| HEX | #3b6cd8 |
| RGB | rgb(59, 108, 216) |
| HSL | hsl(221, 67%, 54%) |
| CMYK | cmyk(73%, 50%, 0%, 15%) |
| LAB | lab(47.8 20.3 -60.3) |
| LCH | lch(47.8 63.6 288.6) |
| OKLCH | oklch(0.557 0.174 263.4) |
Copy-ready code
/* CSS */
color: #3b6cd8;
background-color: #3b6cd8;
/* Tailwind (arbitrary) */
class="text-[#3b6cd8] bg-[#3b6cd8]"
/* SCSS */
$brand: #3b6cd8;
/* SwiftUI */
Color(red: 0.231, green: 0.424, blue: 0.847)
/* Android */
Color.parseColor("#3b6cd8")Accessibility — WCAG contrast
Aa
#3b6cd8 on white: 4.86:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3b6cd8 on black: 4.32:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red23.1%
Green42.4%
Blue84.7%
CMYK percentages
Cyan72.7%
Magenta50.0%
Yellow0.0%
Key (black)15.3%
Color previews
#3b6cd8 text on a black background
contrast 4.32:1
Card sample
#3b6cd8 text on a white background
contrast 4.86:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3b6cd8;
Background color
Panel with #3b6cd8 background
background-color: #3b6cd8;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3b6cd8;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(59, 108, 216, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(59, 108, 216, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3b6cd8; background: linear-gradient(135deg, #3b6cd8, #733BD8);