#421eb4
a dark, vivid blue · warm · closest name: navy
RGB
66, 30, 180
HSL
254°, 71%, 41%
CMYK
63, 83, 0, 29
Luminance
0.0538
Every format
| HEX | #421eb4 |
| RGB | rgb(66, 30, 180) |
| HSL | hsl(254, 71%, 41%) |
| CMYK | cmyk(63%, 83%, 0%, 29%) |
| LAB | lab(27.8 54.5 -71.9) |
| LCH | lch(27.8 90.3 307.1) |
| OKLCH | oklch(0.402 0.212 282.2) |
Copy-ready code
/* CSS */
color: #421eb4;
background-color: #421eb4;
/* Tailwind (arbitrary) */
class="text-[#421eb4] bg-[#421eb4]"
/* SCSS */
$brand: #421eb4;
/* SwiftUI */
Color(red: 0.259, green: 0.118, blue: 0.706)
/* Android */
Color.parseColor("#421eb4")Accessibility — WCAG contrast
Aa
#421eb4 on white: 10.11:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#421eb4 on black: 2.08:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green11.8%
Blue70.6%
CMYK percentages
Cyan63.3%
Magenta83.3%
Yellow0.0%
Key (black)29.4%
Color previews
#421eb4 text on a black background
contrast 2.08:1
Card sample
#421eb4 text on a white background
contrast 10.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #421eb4;
Background color
Panel with #421eb4 background
background-color: #421eb4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #421eb4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 30, 180, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 30, 180, 0.45);
Border & gradient
Gradient panel
border: 3px solid #421eb4; background: linear-gradient(135deg, #421eb4, #A61EB4);