#3f5acf
a balanced, vivid blue · warm · closest name: royalblue
RGB
63, 90, 207
HSL
229°, 60%, 53%
CMYK
70, 57, 0, 19
Luminance
0.1287
Every format
| HEX | #3f5acf |
| RGB | rgb(63, 90, 207) |
| HSL | hsl(229, 60%, 53%) |
| CMYK | cmyk(70%, 57%, 0%, 19%) |
| LAB | lab(42.6 29.1 -63.5) |
| LCH | lch(42.6 69.9 294.6) |
| OKLCH | oklch(0.516 0.183 269.1) |
Copy-ready code
/* CSS */
color: #3f5acf;
background-color: #3f5acf;
/* Tailwind (arbitrary) */
class="text-[#3f5acf] bg-[#3f5acf]"
/* SCSS */
$brand: #3f5acf;
/* SwiftUI */
Color(red: 0.247, green: 0.353, blue: 0.812)
/* Android */
Color.parseColor("#3f5acf")Accessibility — WCAG contrast
Aa
#3f5acf on white: 5.87:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f5acf on black: 3.57:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green35.3%
Blue81.2%
CMYK percentages
Cyan69.6%
Magenta56.5%
Yellow0.0%
Key (black)18.8%
Color previews
#3f5acf text on a black background
contrast 3.57:1
Card sample
#3f5acf text on a white background
contrast 5.87:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f5acf;
Background color
Panel with #3f5acf background
background-color: #3f5acf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f5acf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 90, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 90, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f5acf; background: linear-gradient(135deg, #3f5acf, #843FCF);