#283cdf
a balanced, vivid blue · warm · closest name: navy
RGB
40, 60, 223
HSL
233°, 74%, 52%
CMYK
82, 73, 0, 13
Luminance
0.0901
Every format
| HEX | #283cdf |
| RGB | rgb(40, 60, 223) |
| HSL | hsl(233, 74%, 52%) |
| CMYK | cmyk(82%, 73%, 0%, 13%) |
| LAB | lab(36.0 50.8 -83.5) |
| LCH | lch(36.0 97.8 301.3) |
| OKLCH | oklch(0.469 0.242 268.2) |
Copy-ready code
/* CSS */
color: #283cdf;
background-color: #283cdf;
/* Tailwind (arbitrary) */
class="text-[#283cdf] bg-[#283cdf]"
/* SCSS */
$brand: #283cdf;
/* SwiftUI */
Color(red: 0.157, green: 0.235, blue: 0.875)
/* Android */
Color.parseColor("#283cdf")Accessibility — WCAG contrast
Aa
#283cdf on white: 7.49:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#283cdf on black: 2.80:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green23.5%
Blue87.5%
CMYK percentages
Cyan82.1%
Magenta73.1%
Yellow0.0%
Key (black)12.5%
Color previews
#283cdf text on a black background
contrast 2.80:1
Card sample
#283cdf text on a white background
contrast 7.49:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #283cdf;
Background color
Panel with #283cdf background
background-color: #283cdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #283cdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 60, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 60, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #283cdf; background: linear-gradient(135deg, #283cdf, #8E28DF);