#3f28af
a dark, vivid blue · warm · closest name: navy
RGB
63, 40, 175
HSL
250°, 63%, 42%
CMYK
64, 77, 0, 31
Luminance
0.0567
Every format
| HEX | #3f28af |
| RGB | rgb(63, 40, 175) |
| HSL | hsl(250, 63%, 42%) |
| CMYK | cmyk(64%, 77%, 0%, 31%) |
| LAB | lab(28.6 48.2 -67.7) |
| LCH | lch(28.6 83.1 305.4) |
| OKLCH | oklch(0.406 0.199 280.6) |
Copy-ready code
/* CSS */
color: #3f28af;
background-color: #3f28af;
/* Tailwind (arbitrary) */
class="text-[#3f28af] bg-[#3f28af]"
/* SCSS */
$brand: #3f28af;
/* SwiftUI */
Color(red: 0.247, green: 0.157, blue: 0.686)
/* Android */
Color.parseColor("#3f28af")Accessibility — WCAG contrast
Aa
#3f28af on white: 9.84:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f28af on black: 2.13:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green15.7%
Blue68.6%
CMYK percentages
Cyan64.0%
Magenta77.1%
Yellow0.0%
Key (black)31.4%
Color previews
#3f28af text on a black background
contrast 2.13:1
Card sample
#3f28af text on a white background
contrast 9.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f28af;
Background color
Panel with #3f28af background
background-color: #3f28af;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f28af;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 40, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 40, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f28af; background: linear-gradient(135deg, #3f28af, #9928AF);