#1663e9
a balanced, electric blue · cool · closest name: royalblue
RGB
22, 99, 233
HSL
218°, 83%, 50%
CMYK
91, 58, 0, 9
Luminance
0.1498
Every format
| HEX | #1663e9 |
| RGB | rgb(22, 99, 233) |
| HSL | hsl(218, 83%, 50%) |
| CMYK | cmyk(91%, 58%, 0%, 9%) |
| LAB | lab(45.6 29.4 -73.5) |
| LCH | lch(45.6 79.1 291.8) |
| OKLCH | oklch(0.541 0.215 261.1) |
Copy-ready code
/* CSS */
color: #1663e9;
background-color: #1663e9;
/* Tailwind (arbitrary) */
class="text-[#1663e9] bg-[#1663e9]"
/* SCSS */
$brand: #1663e9;
/* SwiftUI */
Color(red: 0.086, green: 0.388, blue: 0.914)
/* Android */
Color.parseColor("#1663e9")Accessibility — WCAG contrast
Aa
#1663e9 on white: 5.26:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1663e9 on black: 4.00:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red8.6%
Green38.8%
Blue91.4%
CMYK percentages
Cyan90.6%
Magenta57.5%
Yellow0.0%
Key (black)8.6%
Color previews
#1663e9 text on a black background
contrast 4.00:1
Card sample
#1663e9 text on a white background
contrast 5.26:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1663e9;
Background color
Panel with #1663e9 background
background-color: #1663e9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1663e9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(22, 99, 233, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(22, 99, 233, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1663e9; background: linear-gradient(135deg, #1663e9, #5616E9);