#337df1
a balanced, electric blue · cool · closest name: dodgerblue
RGB
51, 125, 241
HSL
217°, 87%, 57%
CMYK
79, 48, 0, 6
Luminance
0.2172
Every format
| HEX | #337df1 |
| RGB | rgb(51, 125, 241) |
| HSL | hsl(217, 87%, 57%) |
| CMYK | cmyk(79%, 48%, 0%, 6%) |
| LAB | lab(53.7 18.0 -64.7) |
| LCH | lch(53.7 67.2 285.5) |
| OKLCH | oklch(0.607 0.189 259.4) |
Copy-ready code
/* CSS */
color: #337df1;
background-color: #337df1;
/* Tailwind (arbitrary) */
class="text-[#337df1] bg-[#337df1]"
/* SCSS */
$brand: #337df1;
/* SwiftUI */
Color(red: 0.200, green: 0.490, blue: 0.945)
/* Android */
Color.parseColor("#337df1")Accessibility — WCAG contrast
Aa
#337df1 on white: 3.93:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#337df1 on black: 5.34:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green49.0%
Blue94.5%
CMYK percentages
Cyan78.8%
Magenta48.1%
Yellow0.0%
Key (black)5.5%
Color previews
#337df1 text on a black background
contrast 5.34:1
Card sample
#337df1 text on a white background
contrast 3.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #337df1;
Background color
Panel with #337df1 background
background-color: #337df1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #337df1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 125, 241, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 125, 241, 0.45);
Border & gradient
Gradient panel
border: 3px solid #337df1; background: linear-gradient(135deg, #337df1, #6833F1);