#243fd7
a balanced, vivid blue · warm · closest name: slateblue
RGB
36, 63, 215
HSL
231°, 71%, 49%
CMYK
83, 71, 0, 16
Luminance
0.0884
Every format
| HEX | #243fd7 |
| RGB | rgb(36, 63, 215) |
| HSL | hsl(231, 71%, 49%) |
| CMYK | cmyk(83%, 71%, 0%, 16%) |
| LAB | lab(35.7 46.1 -79.5) |
| LCH | lch(35.7 91.9 300.1) |
| OKLCH | oklch(0.464 0.231 267.3) |
Copy-ready code
/* CSS */
color: #243fd7;
background-color: #243fd7;
/* Tailwind (arbitrary) */
class="text-[#243fd7] bg-[#243fd7]"
/* SCSS */
$brand: #243fd7;
/* SwiftUI */
Color(red: 0.141, green: 0.247, blue: 0.843)
/* Android */
Color.parseColor("#243fd7")Accessibility — WCAG contrast
Aa
#243fd7 on white: 7.59:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#243fd7 on black: 2.77:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.1%
Green24.7%
Blue84.3%
CMYK percentages
Cyan83.3%
Magenta70.7%
Yellow0.0%
Key (black)15.7%
Color previews
#243fd7 text on a black background
contrast 2.77:1
Card sample
#243fd7 text on a white background
contrast 7.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #243fd7;
Background color
Panel with #243fd7 background
background-color: #243fd7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #243fd7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(36, 63, 215, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(36, 63, 215, 0.45);
Border & gradient
Gradient panel
border: 3px solid #243fd7; background: linear-gradient(135deg, #243fd7, #8024D7);