#3f18ce
a balanced, electric blue · warm · closest name: blue
RGB
63, 24, 206
HSL
253°, 79%, 45%
CMYK
69, 88, 0, 19
Luminance
0.0617
Every format
| HEX | #3f18ce |
| RGB | rgb(63, 24, 206) |
| HSL | hsl(253, 79%, 45%) |
| CMYK | cmyk(69%, 88%, 0%, 19%) |
| LAB | lab(29.8 63.4 -83.9) |
| LCH | lch(29.8 105.2 307.1) |
| OKLCH | oklch(0.424 0.244 277.8) |
Copy-ready code
/* CSS */
color: #3f18ce;
background-color: #3f18ce;
/* Tailwind (arbitrary) */
class="text-[#3f18ce] bg-[#3f18ce]"
/* SCSS */
$brand: #3f18ce;
/* SwiftUI */
Color(red: 0.247, green: 0.094, blue: 0.808)
/* Android */
Color.parseColor("#3f18ce")Accessibility — WCAG contrast
Aa
#3f18ce on white: 9.40:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f18ce on black: 2.23:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green9.4%
Blue80.8%
CMYK percentages
Cyan69.4%
Magenta88.3%
Yellow0.0%
Key (black)19.2%
Color previews
#3f18ce text on a black background
contrast 2.23:1
Card sample
#3f18ce text on a white background
contrast 9.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f18ce;
Background color
Panel with #3f18ce background
background-color: #3f18ce;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f18ce;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 24, 206, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 24, 206, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f18ce; background: linear-gradient(135deg, #3f18ce, #B818CE);