#403ccc
a balanced, vivid blue · warm · closest name: slateblue
RGB
64, 60, 204
HSL
242°, 59%, 52%
CMYK
69, 71, 0, 20
Luminance
0.0868
Every format
| HEX | #403ccc |
| RGB | rgb(64, 60, 204) |
| HSL | hsl(242, 59%, 52%) |
| CMYK | cmyk(69%, 71%, 0%, 20%) |
| LAB | lab(35.4 46.5 -73.6) |
| LCH | lch(35.4 87.1 302.3) |
| OKLCH | oklch(0.463 0.214 275.3) |
Copy-ready code
/* CSS */
color: #403ccc;
background-color: #403ccc;
/* Tailwind (arbitrary) */
class="text-[#403ccc] bg-[#403ccc]"
/* SCSS */
$brand: #403ccc;
/* SwiftUI */
Color(red: 0.251, green: 0.235, blue: 0.800)
/* Android */
Color.parseColor("#403ccc")Accessibility — WCAG contrast
Aa
#403ccc on white: 7.67:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#403ccc on black: 2.74:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green23.5%
Blue80.0%
CMYK percentages
Cyan68.6%
Magenta70.6%
Yellow0.0%
Key (black)20.0%
Color previews
#403ccc text on a black background
contrast 2.74:1
Card sample
#403ccc text on a white background
contrast 7.67:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #403ccc;
Background color
Panel with #403ccc background
background-color: #403ccc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #403ccc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 60, 204, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 60, 204, 0.45);
Border & gradient
Gradient panel
border: 3px solid #403ccc; background: linear-gradient(135deg, #403ccc, #A03CCC);