#3f02ff
a balanced, electric blue · warm · closest name: blue
RGB
63, 2, 255
HSL
255°, 100%, 50%
CMYK
75, 99, 0, 0
Luminance
0.0832
Every format
| HEX | #3f02ff |
| RGB | rgb(63, 2, 255) |
| HSL | hsl(255, 100%, 50%) |
| CMYK | cmyk(75%, 99%, 0%, 0%) |
| LAB | lab(34.6 79.7 -103.9) |
| LCH | lch(34.6 130.9 307.5) |
| OKLCH | oklch(0.474 0.300 273.6) |
Copy-ready code
/* CSS */
color: #3f02ff;
background-color: #3f02ff;
/* Tailwind (arbitrary) */
class="text-[#3f02ff] bg-[#3f02ff]"
/* SCSS */
$brand: #3f02ff;
/* SwiftUI */
Color(red: 0.247, green: 0.008, blue: 1.000)
/* Android */
Color.parseColor("#3f02ff")Accessibility — WCAG contrast
Aa
#3f02ff on white: 7.88:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f02ff on black: 2.66:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green0.8%
Blue100.0%
CMYK percentages
Cyan75.3%
Magenta99.2%
Yellow0.0%
Key (black)0.0%
Color previews
#3f02ff text on a black background
contrast 2.66:1
Card sample
#3f02ff text on a white background
contrast 7.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f02ff;
Background color
Panel with #3f02ff background
background-color: #3f02ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f02ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 2, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 2, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f02ff; background: linear-gradient(135deg, #3f02ff, #E802FF);