#223fdf
a balanced, vivid blue · warm · closest name: slateblue
RGB
34, 63, 223
HSL
231°, 75%, 50%
CMYK
85, 72, 0, 13
Luminance
0.0922
Every format
| HEX | #223fdf |
| RGB | rgb(34, 63, 223) |
| HSL | hsl(231, 75%, 50%) |
| CMYK | cmyk(85%, 72%, 0%, 13%) |
| LAB | lab(36.4 48.8 -82.9) |
| LCH | lch(36.4 96.2 300.5) |
| OKLCH | oklch(0.472 0.241 266.8) |
Copy-ready code
/* CSS */
color: #223fdf;
background-color: #223fdf;
/* Tailwind (arbitrary) */
class="text-[#223fdf] bg-[#223fdf]"
/* SCSS */
$brand: #223fdf;
/* SwiftUI */
Color(red: 0.133, green: 0.247, blue: 0.875)
/* Android */
Color.parseColor("#223fdf")Accessibility — WCAG contrast
Aa
#223fdf on white: 7.38:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#223fdf on black: 2.84:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.3%
Green24.7%
Blue87.5%
CMYK percentages
Cyan84.8%
Magenta71.7%
Yellow0.0%
Key (black)12.5%
Color previews
#223fdf text on a black background
contrast 2.84:1
Card sample
#223fdf text on a white background
contrast 7.38:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #223fdf;
Background color
Panel with #223fdf background
background-color: #223fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #223fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(34, 63, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(34, 63, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #223fdf; background: linear-gradient(135deg, #223fdf, #8322DF);