#337df0
a balanced, electric blue · cool · closest name: dodgerblue
RGB
51, 125, 240
HSL
217°, 86%, 57%
CMYK
79, 48, 0, 6
Luminance
0.2166
Every format
| HEX | #337df0 |
| RGB | rgb(51, 125, 240) |
| HSL | hsl(217, 86%, 57%) |
| CMYK | cmyk(79%, 48%, 0%, 6%) |
| LAB | lab(53.7 17.6 -64.3) |
| LCH | lch(53.7 66.6 285.3) |
| OKLCH | oklch(0.606 0.188 259.2) |
Copy-ready code
/* CSS */
color: #337df0;
background-color: #337df0;
/* Tailwind (arbitrary) */
class="text-[#337df0] bg-[#337df0]"
/* SCSS */
$brand: #337df0;
/* SwiftUI */
Color(red: 0.200, green: 0.490, blue: 0.941)
/* Android */
Color.parseColor("#337df0")Accessibility — WCAG contrast
Aa
#337df0 on white: 3.94:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#337df0 on black: 5.33:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green49.0%
Blue94.1%
CMYK percentages
Cyan78.8%
Magenta47.9%
Yellow0.0%
Key (black)5.9%
Color previews
#337df0 text on a black background
contrast 5.33:1
Card sample
#337df0 text on a white background
contrast 3.94:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #337df0;
Background color
Panel with #337df0 background
background-color: #337df0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #337df0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 125, 240, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 125, 240, 0.45);
Border & gradient
Gradient panel
border: 3px solid #337df0; background: linear-gradient(135deg, #337df0, #6733F0);