#243fff
a balanced, electric blue · warm · closest name: blue
RGB
36, 63, 255
HSL
233°, 100%, 57%
CMYK
86, 75, 0, 0
Luminance
0.1115
Every format
| HEX | #243fff |
| RGB | rgb(36, 63, 255) |
| HSL | hsl(233, 100%, 57%) |
| CMYK | cmyk(86%, 75%, 0%, 0%) |
| LAB | lab(39.8 59.5 -95.3) |
| LCH | lch(39.8 112.3 302.0) |
| OKLCH | oklch(0.506 0.277 266.8) |
Copy-ready code
/* CSS */
color: #243fff;
background-color: #243fff;
/* Tailwind (arbitrary) */
class="text-[#243fff] bg-[#243fff]"
/* SCSS */
$brand: #243fff;
/* SwiftUI */
Color(red: 0.141, green: 0.247, blue: 1.000)
/* Android */
Color.parseColor("#243fff")Accessibility — WCAG contrast
Aa
#243fff on white: 6.50:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#243fff on black: 3.23:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.1%
Green24.7%
Blue100.0%
CMYK percentages
Cyan85.9%
Magenta75.3%
Yellow0.0%
Key (black)0.0%
Color previews
#243fff text on a black background
contrast 3.23:1
Card sample
#243fff text on a white background
contrast 6.50:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #243fff;
Background color
Panel with #243fff background
background-color: #243fff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #243fff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(36, 63, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(36, 63, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #243fff; background: linear-gradient(135deg, #243fff, #9B24FF);