#3f46cd
a balanced, vivid blue · warm · closest name: slateblue
RGB
63, 70, 205
HSL
237°, 59%, 53%
CMYK
69, 66, 0, 20
Luminance
0.0984
Every format
| HEX | #3f46cd |
| RGB | rgb(63, 70, 205) |
| HSL | hsl(237, 59%, 53%) |
| CMYK | cmyk(69%, 66%, 0%, 20%) |
| LAB | lab(37.6 40.9 -70.6) |
| LCH | lch(37.6 81.5 300.1) |
| OKLCH | oklch(0.478 0.204 273.4) |
Copy-ready code
/* CSS */
color: #3f46cd;
background-color: #3f46cd;
/* Tailwind (arbitrary) */
class="text-[#3f46cd] bg-[#3f46cd]"
/* SCSS */
$brand: #3f46cd;
/* SwiftUI */
Color(red: 0.247, green: 0.275, blue: 0.804)
/* Android */
Color.parseColor("#3f46cd")Accessibility — WCAG contrast
Aa
#3f46cd on white: 7.07:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f46cd on black: 2.97:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green27.5%
Blue80.4%
CMYK percentages
Cyan69.3%
Magenta65.9%
Yellow0.0%
Key (black)19.6%
Color previews
#3f46cd text on a black background
contrast 2.97:1
Card sample
#3f46cd text on a white background
contrast 7.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f46cd;
Background color
Panel with #3f46cd background
background-color: #3f46cd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f46cd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 70, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 70, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f46cd; background: linear-gradient(135deg, #3f46cd, #963FCD);