#3f02db
a dark, electric violet · warm · closest name: blue
RGB
63, 2, 219
HSL
257°, 98%, 43%
CMYK
71, 99, 0, 14
Luminance
0.0621
Every format
| HEX | #3f02db |
| RGB | rgb(63, 2, 219) |
| HSL | hsl(257, 98%, 43%) |
| CMYK | cmyk(71%, 99%, 0%, 14%) |
| LAB | lab(29.9 71.3 -91.3) |
| LCH | lch(29.9 115.8 308.0) |
| OKLCH | oklch(0.430 0.265 276.9) |
Copy-ready code
/* CSS */
color: #3f02db;
background-color: #3f02db;
/* Tailwind (arbitrary) */
class="text-[#3f02db] bg-[#3f02db]"
/* SCSS */
$brand: #3f02db;
/* SwiftUI */
Color(red: 0.247, green: 0.008, blue: 0.859)
/* Android */
Color.parseColor("#3f02db")Accessibility — WCAG contrast
Aa
#3f02db on white: 9.36:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f02db on black: 2.24:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green0.8%
Blue85.9%
CMYK percentages
Cyan71.2%
Magenta99.1%
Yellow0.0%
Key (black)14.1%
Color previews
#3f02db text on a black background
contrast 2.24:1
Card sample
#3f02db text on a white background
contrast 9.36:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f02db;
Background color
Panel with #3f02db background
background-color: #3f02db;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f02db;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 2, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 2, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f02db; background: linear-gradient(135deg, #3f02db, #D002DB);