#370df2
a balanced, electric blue · warm · closest name: blue
RGB
55, 13, 242
HSL
251°, 90%, 50%
CMYK
77, 95, 0, 5
Luminance
0.0751
Every format
| HEX | #370df2 |
| RGB | rgb(55, 13, 242) |
| HSL | hsl(251, 90%, 50%) |
| CMYK | cmyk(77%, 95%, 0%, 5%) |
| LAB | lab(32.9 74.8 -99.4) |
| LCH | lch(32.9 124.4 307.0) |
| OKLCH | oklch(0.457 0.287 272.3) |
Copy-ready code
/* CSS */
color: #370df2;
background-color: #370df2;
/* Tailwind (arbitrary) */
class="text-[#370df2] bg-[#370df2]"
/* SCSS */
$brand: #370df2;
/* SwiftUI */
Color(red: 0.216, green: 0.051, blue: 0.949)
/* Android */
Color.parseColor("#370df2")Accessibility — WCAG contrast
Aa
#370df2 on white: 8.39:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#370df2 on black: 2.50:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green5.1%
Blue94.9%
CMYK percentages
Cyan77.3%
Magenta94.6%
Yellow0.0%
Key (black)5.1%
Color previews
#370df2 text on a black background
contrast 2.50:1
Card sample
#370df2 text on a white background
contrast 8.39:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #370df2;
Background color
Panel with #370df2 background
background-color: #370df2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #370df2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 13, 242, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 13, 242, 0.45);
Border & gradient
Gradient panel
border: 3px solid #370df2; background: linear-gradient(135deg, #370df2, #D00DF2);