#403ddf
a balanced, vivid blue · warm · closest name: slateblue
RGB
64, 61, 223
HSL
241°, 72%, 56%
CMYK
71, 73, 0, 13
Luminance
0.0976
Every format
| HEX | #403ddf |
| RGB | rgb(64, 61, 223) |
| HSL | hsl(241, 72%, 56%) |
| CMYK | cmyk(71%, 73%, 0%, 13%) |
| LAB | lab(37.4 52.1 -81.2) |
| LCH | lch(37.4 96.5 302.7) |
| OKLCH | oklch(0.482 0.235 273.9) |
Copy-ready code
/* CSS */
color: #403ddf;
background-color: #403ddf;
/* Tailwind (arbitrary) */
class="text-[#403ddf] bg-[#403ddf]"
/* SCSS */
$brand: #403ddf;
/* SwiftUI */
Color(red: 0.251, green: 0.239, blue: 0.875)
/* Android */
Color.parseColor("#403ddf")Accessibility — WCAG contrast
Aa
#403ddf on white: 7.12:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#403ddf on black: 2.95:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green23.9%
Blue87.5%
CMYK percentages
Cyan71.3%
Magenta72.6%
Yellow0.0%
Key (black)12.5%
Color previews
#403ddf text on a black background
contrast 2.95:1
Card sample
#403ddf text on a white background
contrast 7.12:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #403ddf;
Background color
Panel with #403ddf background
background-color: #403ddf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #403ddf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 61, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 61, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #403ddf; background: linear-gradient(135deg, #403ddf, #AC3DDF);