#5566dd
a balanced, vivid blue · warm · closest name: royalblue
RGB
85, 102, 221
HSL
233°, 67%, 60%
CMYK
62, 54, 0, 13
Luminance
0.1665
Every format
| HEX | #5566dd |
| RGB | rgb(85, 102, 221) |
| HSL | hsl(233, 67%, 60%) |
| CMYK | cmyk(62%, 54%, 0%, 13%) |
| LAB | lab(47.8 29.8 -63.0) |
| LCH | lch(47.8 69.7 295.3) |
| OKLCH | oklch(0.562 0.181 273.0) |
Copy-ready code
/* CSS */
color: #5566dd;
background-color: #5566dd;
/* Tailwind (arbitrary) */
class="text-[#5566dd] bg-[#5566dd]"
/* SCSS */
$brand: #5566dd;
/* SwiftUI */
Color(red: 0.333, green: 0.400, blue: 0.867)
/* Android */
Color.parseColor("#5566dd")Accessibility — WCAG contrast
Aa
#5566dd on white: 4.85:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#5566dd on black: 4.33:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red33.3%
Green40.0%
Blue86.7%
CMYK percentages
Cyan61.5%
Magenta53.8%
Yellow0.0%
Key (black)13.3%
Color previews
#5566dd text on a black background
contrast 4.33:1
Card sample
#5566dd text on a white background
contrast 4.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #5566dd;
Background color
Panel with #5566dd background
background-color: #5566dd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #5566dd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(85, 102, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(85, 102, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5566dd; background: linear-gradient(135deg, #5566dd, #9F55DD);