#421cba
a dark, vivid blue · warm · closest name: navy
RGB
66, 28, 186
HSL
254°, 74%, 42%
CMYK
65, 85, 0, 27
Luminance
0.0553
Every format
| HEX | #421cba |
| RGB | rgb(66, 28, 186) |
| HSL | hsl(254, 74%, 42%) |
| CMYK | cmyk(65%, 85%, 0%, 27%) |
| LAB | lab(28.2 56.9 -74.8) |
| LCH | lch(28.2 94.0 307.3) |
| OKLCH | oklch(0.407 0.220 281.4) |
Copy-ready code
/* CSS */
color: #421cba;
background-color: #421cba;
/* Tailwind (arbitrary) */
class="text-[#421cba] bg-[#421cba]"
/* SCSS */
$brand: #421cba;
/* SwiftUI */
Color(red: 0.259, green: 0.110, blue: 0.729)
/* Android */
Color.parseColor("#421cba")Accessibility — WCAG contrast
Aa
#421cba on white: 9.97:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#421cba on black: 2.11:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green11.0%
Blue72.9%
CMYK percentages
Cyan64.5%
Magenta84.9%
Yellow0.0%
Key (black)27.1%
Color previews
#421cba text on a black background
contrast 2.11:1
Card sample
#421cba text on a white background
contrast 9.97:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #421cba;
Background color
Panel with #421cba background
background-color: #421cba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #421cba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 28, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 28, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #421cba; background: linear-gradient(135deg, #421cba, #AB1CBA);