#404fdf
a balanced, vivid blue · warm · closest name: slateblue
RGB
64, 79, 223
HSL
234°, 71%, 56%
CMYK
71, 65, 0, 13
Luminance
0.1201
Every format
| HEX | #404fdf |
| RGB | rgb(64, 79, 223) |
| HSL | hsl(234, 71%, 56%) |
| CMYK | cmyk(71%, 65%, 0%, 13%) |
| LAB | lab(41.2 41.6 -74.9) |
| LCH | lch(41.2 85.7 299.1) |
| OKLCH | oklch(0.510 0.216 271.5) |
Copy-ready code
/* CSS */
color: #404fdf;
background-color: #404fdf;
/* Tailwind (arbitrary) */
class="text-[#404fdf] bg-[#404fdf]"
/* SCSS */
$brand: #404fdf;
/* SwiftUI */
Color(red: 0.251, green: 0.310, blue: 0.875)
/* Android */
Color.parseColor("#404fdf")Accessibility — WCAG contrast
Aa
#404fdf on white: 6.17:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#404fdf on black: 3.40:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green31.0%
Blue87.5%
CMYK percentages
Cyan71.3%
Magenta64.6%
Yellow0.0%
Key (black)12.5%
Color previews
#404fdf text on a black background
contrast 3.40:1
Card sample
#404fdf text on a white background
contrast 6.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #404fdf;
Background color
Panel with #404fdf background
background-color: #404fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #404fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 79, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 79, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #404fdf; background: linear-gradient(135deg, #404fdf, #9B40DF);