#3f309c
a dark, vivid blue · warm · closest name: midnightblue
RGB
63, 48, 156
HSL
248°, 53%, 40%
CMYK
60, 69, 0, 39
Luminance
0.0557
Every format
| HEX | #3f309c |
| RGB | rgb(63, 48, 156) |
| HSL | hsl(248, 53%, 40%) |
| CMYK | cmyk(60%, 69%, 0%, 39%) |
| LAB | lab(28.3 37.8 -56.6) |
| LCH | lch(28.3 68.1 303.7) |
| OKLCH | oklch(0.398 0.167 282.0) |
Copy-ready code
/* CSS */
color: #3f309c;
background-color: #3f309c;
/* Tailwind (arbitrary) */
class="text-[#3f309c] bg-[#3f309c]"
/* SCSS */
$brand: #3f309c;
/* SwiftUI */
Color(red: 0.247, green: 0.188, blue: 0.612)
/* Android */
Color.parseColor("#3f309c")Accessibility — WCAG contrast
Aa
#3f309c on white: 9.93:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f309c on black: 2.11:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green18.8%
Blue61.2%
CMYK percentages
Cyan59.6%
Magenta69.2%
Yellow0.0%
Key (black)38.8%
Color previews
#3f309c text on a black background
contrast 2.11:1
Card sample
#3f309c text on a white background
contrast 9.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f309c;
Background color
Panel with #3f309c background
background-color: #3f309c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f309c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 48, 156, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 48, 156, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f309c; background: linear-gradient(135deg, #3f309c, #87309C);