#3f63cd
a balanced, vivid blue · cool · closest name: royalblue
RGB
63, 99, 205
HSL
225°, 59%, 53%
CMYK
69, 52, 0, 20
Luminance
0.1439
Every format
| HEX | #3f63cd |
| RGB | rgb(63, 99, 205) |
| HSL | hsl(225, 59%, 53%) |
| CMYK | cmyk(69%, 52%, 0%, 20%) |
| LAB | lab(44.8 22.6 -58.8) |
| LCH | lch(44.8 63.0 291.0) |
| OKLCH | oklch(0.532 0.169 266.5) |
Copy-ready code
/* CSS */
color: #3f63cd;
background-color: #3f63cd;
/* Tailwind (arbitrary) */
class="text-[#3f63cd] bg-[#3f63cd]"
/* SCSS */
$brand: #3f63cd;
/* SwiftUI */
Color(red: 0.247, green: 0.388, blue: 0.804)
/* Android */
Color.parseColor("#3f63cd")Accessibility — WCAG contrast
Aa
#3f63cd on white: 5.42:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f63cd on black: 3.88:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green38.8%
Blue80.4%
CMYK percentages
Cyan69.3%
Magenta51.7%
Yellow0.0%
Key (black)19.6%
Color previews
#3f63cd text on a black background
contrast 3.88:1
Card sample
#3f63cd text on a white background
contrast 5.42:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f63cd;
Background color
Panel with #3f63cd background
background-color: #3f63cd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f63cd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 99, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 99, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f63cd; background: linear-gradient(135deg, #3f63cd, #7A3FCD);