#1663e5
a balanced, electric blue · cool · closest name: royalblue
RGB
22, 99, 229
HSL
218°, 83%, 49%
CMYK
90, 57, 0, 10
Luminance
0.1475
Every format
| HEX | #1663e5 |
| RGB | rgb(22, 99, 229) |
| HSL | hsl(218, 83%, 49%) |
| CMYK | cmyk(90%, 57%, 0%, 10%) |
| LAB | lab(45.3 27.8 -71.7) |
| LCH | lch(45.3 76.9 291.2) |
| OKLCH | oklch(0.538 0.210 260.8) |
Copy-ready code
/* CSS */
color: #1663e5;
background-color: #1663e5;
/* Tailwind (arbitrary) */
class="text-[#1663e5] bg-[#1663e5]"
/* SCSS */
$brand: #1663e5;
/* SwiftUI */
Color(red: 0.086, green: 0.388, blue: 0.898)
/* Android */
Color.parseColor("#1663e5")Accessibility — WCAG contrast
Aa
#1663e5 on white: 5.32:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1663e5 on black: 3.95:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red8.6%
Green38.8%
Blue89.8%
CMYK percentages
Cyan90.4%
Magenta56.8%
Yellow0.0%
Key (black)10.2%
Color previews
#1663e5 text on a black background
contrast 3.95:1
Card sample
#1663e5 text on a white background
contrast 5.32:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1663e5;
Background color
Panel with #1663e5 background
background-color: #1663e5;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1663e5;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(22, 99, 229, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(22, 99, 229, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1663e5; background: linear-gradient(135deg, #1663e5, #5316E5);