#223dbb
a dark, vivid blue · warm · closest name: slateblue
RGB
34, 61, 187
HSL
229°, 69%, 43%
CMYK
82, 67, 0, 27
Luminance
0.0727
Every format
| HEX | #223dbb |
| RGB | rgb(34, 61, 187) |
| HSL | hsl(229, 69%, 43%) |
| CMYK | cmyk(82%, 67%, 0%, 27%) |
| LAB | lab(32.4 37.2 -68.6) |
| LCH | lch(32.4 78.0 298.5) |
| OKLCH | oklch(0.432 0.199 267.2) |
Copy-ready code
/* CSS */
color: #223dbb;
background-color: #223dbb;
/* Tailwind (arbitrary) */
class="text-[#223dbb] bg-[#223dbb]"
/* SCSS */
$brand: #223dbb;
/* SwiftUI */
Color(red: 0.133, green: 0.239, blue: 0.733)
/* Android */
Color.parseColor("#223dbb")Accessibility — WCAG contrast
Aa
#223dbb on white: 8.56:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#223dbb on black: 2.45:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.3%
Green23.9%
Blue73.3%
CMYK percentages
Cyan81.8%
Magenta67.4%
Yellow0.0%
Key (black)26.7%
Color previews
#223dbb text on a black background
contrast 2.45:1
Card sample
#223dbb text on a white background
contrast 8.56:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #223dbb;
Background color
Panel with #223dbb background
background-color: #223dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #223dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(34, 61, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(34, 61, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #223dbb; background: linear-gradient(135deg, #223dbb, #6D22BB);