#3900fa
a balanced, electric blue · warm · closest name: blue
RGB
57, 0, 250
HSL
254°, 100%, 49%
CMYK
77, 100, 0, 2
Luminance
0.0777
Every format
| HEX | #3900fa |
| RGB | rgb(57, 0, 250) |
| HSL | hsl(254, 100%, 49%) |
| CMYK | cmyk(77%, 100%, 0%, 2%) |
| LAB | lab(33.5 78.7 -103.0) |
| LCH | lch(33.5 129.6 307.4) |
| OKLCH | oklch(0.463 0.297 272.4) |
Copy-ready code
/* CSS */
color: #3900fa;
background-color: #3900fa;
/* Tailwind (arbitrary) */
class="text-[#3900fa] bg-[#3900fa]"
/* SCSS */
$brand: #3900fa;
/* SwiftUI */
Color(red: 0.224, green: 0.000, blue: 0.980)
/* Android */
Color.parseColor("#3900fa")Accessibility — WCAG contrast
Aa
#3900fa on white: 8.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3900fa on black: 2.55:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green0.0%
Blue98.0%
CMYK percentages
Cyan77.2%
Magenta100.0%
Yellow0.0%
Key (black)2.0%
Color previews
#3900fa text on a black background
contrast 2.55:1
Card sample
#3900fa text on a white background
contrast 8.22:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3900fa;
Background color
Panel with #3900fa background
background-color: #3900fa;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3900fa;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 0, 250, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 0, 250, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3900fa; background: linear-gradient(135deg, #3900fa, #E000FA);