#0037fa
a balanced, electric blue · warm · closest name: blue
RGB
0, 55, 250
HSL
227°, 100%, 49%
CMYK
100, 78, 0, 2
Luminance
0.0963
Every format
| HEX | #0037fa |
| RGB | rgb(0, 55, 250) |
| HSL | hsl(227, 100%, 49%) |
| CMYK | cmyk(100%, 78%, 0%, 2%) |
| LAB | lab(37.2 61.2 -96.9) |
| LCH | lch(37.2 114.6 302.3) |
| OKLCH | oklch(0.484 0.283 264.0) |
Copy-ready code
/* CSS */
color: #0037fa;
background-color: #0037fa;
/* Tailwind (arbitrary) */
class="text-[#0037fa] bg-[#0037fa]"
/* SCSS */
$brand: #0037fa;
/* SwiftUI */
Color(red: 0.000, green: 0.216, blue: 0.980)
/* Android */
Color.parseColor("#0037fa")Accessibility — WCAG contrast
Aa
#0037fa on white: 7.17:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0037fa on black: 2.93:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green21.6%
Blue98.0%
CMYK percentages
Cyan100.0%
Magenta78.0%
Yellow0.0%
Key (black)2.0%
Color previews
#0037fa text on a black background
contrast 2.93:1
Card sample
#0037fa text on a white background
contrast 7.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0037fa;
Background color
Panel with #0037fa background
background-color: #0037fa;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0037fa;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 55, 250, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 55, 250, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0037fa; background: linear-gradient(135deg, #0037fa, #7000FA);