#405df4
a balanced, electric blue · warm · closest name: royalblue
RGB
64, 93, 244
HSL
230°, 89%, 60%
CMYK
74, 62, 0, 4
Luminance
0.1545
Every format
| HEX | #405df4 |
| RGB | rgb(64, 93, 244) |
| HSL | hsl(230, 89%, 60%) |
| CMYK | cmyk(74%, 62%, 0%, 4%) |
| LAB | lab(46.2 40.3 -78.5) |
| LCH | lch(46.2 88.3 297.2) |
| OKLCH | oklch(0.552 0.227 269.0) |
Copy-ready code
/* CSS */
color: #405df4;
background-color: #405df4;
/* Tailwind (arbitrary) */
class="text-[#405df4] bg-[#405df4]"
/* SCSS */
$brand: #405df4;
/* SwiftUI */
Color(red: 0.251, green: 0.365, blue: 0.957)
/* Android */
Color.parseColor("#405df4")Accessibility — WCAG contrast
Aa
#405df4 on white: 5.13:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#405df4 on black: 4.09:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green36.5%
Blue95.7%
CMYK percentages
Cyan73.8%
Magenta61.9%
Yellow0.0%
Key (black)4.3%
Color previews
#405df4 text on a black background
contrast 4.09:1
Card sample
#405df4 text on a white background
contrast 5.13:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #405df4;
Background color
Panel with #405df4 background
background-color: #405df4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #405df4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 93, 244, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 93, 244, 0.45);
Border & gradient
Gradient panel
border: 3px solid #405df4; background: linear-gradient(135deg, #405df4, #9B40F4);