#3f5cd3
a balanced, vivid blue · warm · closest name: royalblue
RGB
63, 92, 211
HSL
228°, 63%, 54%
CMYK
70, 56, 0, 17
Luminance
0.1341
Every format
| HEX | #3f5cd3 |
| RGB | rgb(63, 92, 211) |
| HSL | hsl(228, 63%, 54%) |
| CMYK | cmyk(70%, 56%, 0%, 17%) |
| LAB | lab(43.4 29.2 -64.5) |
| LCH | lch(43.4 70.8 294.4) |
| OKLCH | oklch(0.523 0.186 268.7) |
Copy-ready code
/* CSS */
color: #3f5cd3;
background-color: #3f5cd3;
/* Tailwind (arbitrary) */
class="text-[#3f5cd3] bg-[#3f5cd3]"
/* SCSS */
$brand: #3f5cd3;
/* SwiftUI */
Color(red: 0.247, green: 0.361, blue: 0.827)
/* Android */
Color.parseColor("#3f5cd3")Accessibility — WCAG contrast
Aa
#3f5cd3 on white: 5.70:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f5cd3 on black: 3.68:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green36.1%
Blue82.7%
CMYK percentages
Cyan70.1%
Magenta56.4%
Yellow0.0%
Key (black)17.3%
Color previews
#3f5cd3 text on a black background
contrast 3.68:1
Card sample
#3f5cd3 text on a white background
contrast 5.70:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f5cd3;
Background color
Panel with #3f5cd3 background
background-color: #3f5cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f5cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 92, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 92, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f5cd3; background: linear-gradient(135deg, #3f5cd3, #843FD3);