#243dfb
a balanced, electric blue · warm · closest name: blue
RGB
36, 61, 251
HSL
233°, 96%, 56%
CMYK
86, 76, 0, 2
Luminance
0.1068
Every format
| HEX | #243dfb |
| RGB | rgb(36, 61, 251) |
| HSL | hsl(233, 96%, 56%) |
| CMYK | cmyk(86%, 76%, 0%, 2%) |
| LAB | lab(39.0 59.2 -94.4) |
| LCH | lch(39.0 111.4 302.1) |
| OKLCH | oklch(0.499 0.274 267.0) |
Copy-ready code
/* CSS */
color: #243dfb;
background-color: #243dfb;
/* Tailwind (arbitrary) */
class="text-[#243dfb] bg-[#243dfb]"
/* SCSS */
$brand: #243dfb;
/* SwiftUI */
Color(red: 0.141, green: 0.239, blue: 0.984)
/* Android */
Color.parseColor("#243dfb")Accessibility — WCAG contrast
Aa
#243dfb on white: 6.70:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#243dfb on black: 3.14:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.1%
Green23.9%
Blue98.4%
CMYK percentages
Cyan85.7%
Magenta75.7%
Yellow0.0%
Key (black)1.6%
Color previews
#243dfb text on a black background
contrast 3.14:1
Card sample
#243dfb text on a white background
contrast 6.70:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #243dfb;
Background color
Panel with #243dfb background
background-color: #243dfb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #243dfb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(36, 61, 251, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(36, 61, 251, 0.45);
Border & gradient
Gradient panel
border: 3px solid #243dfb; background: linear-gradient(135deg, #243dfb, #9A24FB);