#391df2
a balanced, electric blue · warm · closest name: blue
RGB
57, 29, 242
HSL
248°, 89%, 53%
CMYK
76, 88, 0, 5
Luminance
0.0816
Every format
| HEX | #391df2 |
| RGB | rgb(57, 29, 242) |
| HSL | hsl(248, 89%, 53%) |
| CMYK | cmyk(76%, 88%, 0%, 5%) |
| LAB | lab(34.3 71.1 -97.1) |
| LCH | lch(34.3 120.3 306.2) |
| OKLCH | oklch(0.466 0.281 272.6) |
Copy-ready code
/* CSS */
color: #391df2;
background-color: #391df2;
/* Tailwind (arbitrary) */
class="text-[#391df2] bg-[#391df2]"
/* SCSS */
$brand: #391df2;
/* SwiftUI */
Color(red: 0.224, green: 0.114, blue: 0.949)
/* Android */
Color.parseColor("#391df2")Accessibility — WCAG contrast
Aa
#391df2 on white: 7.98:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#391df2 on black: 2.63:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green11.4%
Blue94.9%
CMYK percentages
Cyan76.4%
Magenta88.0%
Yellow0.0%
Key (black)5.1%
Color previews
#391df2 text on a black background
contrast 2.63:1
Card sample
#391df2 text on a white background
contrast 7.98:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #391df2;
Background color
Panel with #391df2 background
background-color: #391df2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #391df2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 29, 242, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 29, 242, 0.45);
Border & gradient
Gradient panel
border: 3px solid #391df2; background: linear-gradient(135deg, #391df2, #C71DF2);