#1663d4
a balanced, electric blue · cool · closest name: royalblue
RGB
22, 99, 212
HSL
216°, 81%, 46%
CMYK
90, 53, 0, 17
Luminance
0.1385
Every format
| HEX | #1663d4 |
| RGB | rgb(22, 99, 212) |
| HSL | hsl(216, 81%, 46%) |
| CMYK | cmyk(90%, 53%, 0%, 17%) |
| LAB | lab(44.0 21.2 -64.1) |
| LCH | lch(44.0 67.5 288.3) |
| OKLCH | oklch(0.524 0.189 259.2) |
Copy-ready code
/* CSS */
color: #1663d4;
background-color: #1663d4;
/* Tailwind (arbitrary) */
class="text-[#1663d4] bg-[#1663d4]"
/* SCSS */
$brand: #1663d4;
/* SwiftUI */
Color(red: 0.086, green: 0.388, blue: 0.831)
/* Android */
Color.parseColor("#1663d4")Accessibility — WCAG contrast
Aa
#1663d4 on white: 5.57:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1663d4 on black: 3.77:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red8.6%
Green38.8%
Blue83.1%
CMYK percentages
Cyan89.6%
Magenta53.3%
Yellow0.0%
Key (black)16.9%
Color previews
#1663d4 text on a black background
contrast 3.77:1
Card sample
#1663d4 text on a white background
contrast 5.57:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1663d4;
Background color
Panel with #1663d4 background
background-color: #1663d4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1663d4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(22, 99, 212, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(22, 99, 212, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1663d4; background: linear-gradient(135deg, #1663d4, #4816D4);