#3f27eb
a balanced, electric blue · warm · closest name: blue
RGB
63, 39, 235
HSL
247°, 83%, 54%
CMYK
73, 83, 0, 8
Luminance
0.0851
Every format
| HEX | #3f27eb |
| RGB | rgb(63, 39, 235) |
| HSL | hsl(247, 83%, 54%) |
| CMYK | cmyk(73%, 83%, 0%, 8%) |
| LAB | lab(35.0 66.0 -92.0) |
| LCH | lch(35.0 113.2 305.7) |
| OKLCH | oklch(0.469 0.267 274.3) |
Copy-ready code
/* CSS */
color: #3f27eb;
background-color: #3f27eb;
/* Tailwind (arbitrary) */
class="text-[#3f27eb] bg-[#3f27eb]"
/* SCSS */
$brand: #3f27eb;
/* SwiftUI */
Color(red: 0.247, green: 0.153, blue: 0.922)
/* Android */
Color.parseColor("#3f27eb")Accessibility — WCAG contrast
Aa
#3f27eb on white: 7.77:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f27eb on black: 2.70:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green15.3%
Blue92.2%
CMYK percentages
Cyan73.2%
Magenta83.4%
Yellow0.0%
Key (black)7.8%
Color previews
#3f27eb text on a black background
contrast 2.70:1
Card sample
#3f27eb text on a white background
contrast 7.77:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f27eb;
Background color
Panel with #3f27eb background
background-color: #3f27eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f27eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 39, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 39, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f27eb; background: linear-gradient(135deg, #3f27eb, #C227EB);