#3f00eb
a balanced, electric violet · warm · closest name: blue
RGB
63, 0, 235
HSL
256°, 100%, 46%
CMYK
73, 100, 0, 8
Luminance
0.0705
Every format
| HEX | #3f00eb |
| RGB | rgb(63, 0, 235) |
| HSL | hsl(256, 100%, 46%) |
| CMYK | cmyk(73%, 100%, 0%, 8%) |
| LAB | lab(31.9 75.3 -97.1) |
| LCH | lch(31.9 122.9 307.8) |
| OKLCH | oklch(0.449 0.281 275.3) |
Copy-ready code
/* CSS */
color: #3f00eb;
background-color: #3f00eb;
/* Tailwind (arbitrary) */
class="text-[#3f00eb] bg-[#3f00eb]"
/* SCSS */
$brand: #3f00eb;
/* SwiftUI */
Color(red: 0.247, green: 0.000, blue: 0.922)
/* Android */
Color.parseColor("#3f00eb")Accessibility — WCAG contrast
Aa
#3f00eb on white: 8.71:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f00eb on black: 2.41:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green0.0%
Blue92.2%
CMYK percentages
Cyan73.2%
Magenta100.0%
Yellow0.0%
Key (black)7.8%
Color previews
#3f00eb text on a black background
contrast 2.41:1
Card sample
#3f00eb text on a white background
contrast 8.71:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f00eb;
Background color
Panel with #3f00eb background
background-color: #3f00eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f00eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 0, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 0, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f00eb; background: linear-gradient(135deg, #3f00eb, #DC00EB);