#404eb4
a balanced, vivid blue · warm · closest name: slateblue
RGB
64, 78, 180
HSL
233°, 48%, 48%
CMYK
64, 57, 0, 29
Luminance
0.0983
Every format
| HEX | #404eb4 |
| RGB | rgb(64, 78, 180) |
| HSL | hsl(233, 48%, 48%) |
| CMYK | cmyk(64%, 57%, 0%, 29%) |
| LAB | lab(37.5 27.3 -56.0) |
| LCH | lch(37.5 62.3 296.0) |
| OKLCH | oklch(0.472 0.161 272.7) |
Copy-ready code
/* CSS */
color: #404eb4;
background-color: #404eb4;
/* Tailwind (arbitrary) */
class="text-[#404eb4] bg-[#404eb4]"
/* SCSS */
$brand: #404eb4;
/* SwiftUI */
Color(red: 0.251, green: 0.306, blue: 0.706)
/* Android */
Color.parseColor("#404eb4")Accessibility — WCAG contrast
Aa
#404eb4 on white: 7.08:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#404eb4 on black: 2.97:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green30.6%
Blue70.6%
CMYK percentages
Cyan64.4%
Magenta56.7%
Yellow0.0%
Key (black)29.4%
Color previews
#404eb4 text on a black background
contrast 2.97:1
Card sample
#404eb4 text on a white background
contrast 7.08:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #404eb4;
Background color
Panel with #404eb4 background
background-color: #404eb4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #404eb4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 78, 180, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 78, 180, 0.45);
Border & gradient
Gradient panel
border: 3px solid #404eb4; background: linear-gradient(135deg, #404eb4, #7F40B4);