#3f308d
a dark, vivid blue · warm · closest name: midnightblue
RGB
63, 48, 141
HSL
250°, 49%, 37%
CMYK
55, 66, 0, 45
Luminance
0.0509
Every format
| HEX | #3f308d |
| RGB | rgb(63, 48, 141) |
| HSL | hsl(250, 49%, 37%) |
| CMYK | cmyk(55%, 66%, 0%, 45%) |
| LAB | lab(27.0 33.0 -49.6) |
| LCH | lch(27.0 59.5 303.7) |
| OKLCH | oklch(0.385 0.147 284.5) |
Copy-ready code
/* CSS */
color: #3f308d;
background-color: #3f308d;
/* Tailwind (arbitrary) */
class="text-[#3f308d] bg-[#3f308d]"
/* SCSS */
$brand: #3f308d;
/* SwiftUI */
Color(red: 0.247, green: 0.188, blue: 0.553)
/* Android */
Color.parseColor("#3f308d")Accessibility — WCAG contrast
Aa
#3f308d on white: 10.40:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f308d on black: 2.02:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green18.8%
Blue55.3%
CMYK percentages
Cyan55.3%
Magenta66.0%
Yellow0.0%
Key (black)44.7%
Color previews
#3f308d text on a black background
contrast 2.02:1
Card sample
#3f308d text on a white background
contrast 10.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f308d;
Background color
Panel with #3f308d background
background-color: #3f308d;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f308d;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 48, 141, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 48, 141, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f308d; background: linear-gradient(135deg, #3f308d, #7D308D);