#3b3fba
a balanced, vivid blue · warm · closest name: slateblue
RGB
59, 63, 186
HSL
238°, 52%, 48%
CMYK
68, 66, 0, 27
Luminance
0.0803
Every format
| HEX | #3b3fba |
| RGB | rgb(59, 63, 186) |
| HSL | hsl(238, 52%, 48%) |
| CMYK | cmyk(68%, 66%, 0%, 27%) |
| LAB | lab(34.0 38.2 -65.2) |
| LCH | lch(34.0 75.6 300.3) |
| OKLCH | oklch(0.447 0.189 274.3) |
Copy-ready code
/* CSS */
color: #3b3fba;
background-color: #3b3fba;
/* Tailwind (arbitrary) */
class="text-[#3b3fba] bg-[#3b3fba]"
/* SCSS */
$brand: #3b3fba;
/* SwiftUI */
Color(red: 0.231, green: 0.247, blue: 0.729)
/* Android */
Color.parseColor("#3b3fba")Accessibility — WCAG contrast
Aa
#3b3fba on white: 8.06:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3b3fba on black: 2.61:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red23.1%
Green24.7%
Blue72.9%
CMYK percentages
Cyan68.3%
Magenta66.1%
Yellow0.0%
Key (black)27.1%
Color previews
#3b3fba text on a black background
contrast 2.61:1
Card sample
#3b3fba text on a white background
contrast 8.06:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3b3fba;
Background color
Panel with #3b3fba background
background-color: #3b3fba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3b3fba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(59, 63, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(59, 63, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3b3fba; background: linear-gradient(135deg, #3b3fba, #8C3BBA);