#337df2
a balanced, electric blue · cool · closest name: royalblue
RGB
51, 125, 242
HSL
217°, 88%, 58%
CMYK
79, 48, 0, 5
Luminance
0.2178
Every format
| HEX | #337df2 |
| RGB | rgb(51, 125, 242) |
| HSL | hsl(217, 88%, 58%) |
| CMYK | cmyk(79%, 48%, 0%, 5%) |
| LAB | lab(53.8 18.3 -65.2) |
| LCH | lch(53.8 67.7 285.7) |
| OKLCH | oklch(0.608 0.191 259.5) |
Copy-ready code
/* CSS */
color: #337df2;
background-color: #337df2;
/* Tailwind (arbitrary) */
class="text-[#337df2] bg-[#337df2]"
/* SCSS */
$brand: #337df2;
/* SwiftUI */
Color(red: 0.200, green: 0.490, blue: 0.949)
/* Android */
Color.parseColor("#337df2")Accessibility — WCAG contrast
Aa
#337df2 on white: 3.92:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#337df2 on black: 5.36:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green49.0%
Blue94.9%
CMYK percentages
Cyan78.9%
Magenta48.3%
Yellow0.0%
Key (black)5.1%
Color previews
#337df2 text on a black background
contrast 5.36:1
Card sample
#337df2 text on a white background
contrast 3.92:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #337df2;
Background color
Panel with #337df2 background
background-color: #337df2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #337df2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 125, 242, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 125, 242, 0.45);
Border & gradient
Gradient panel
border: 3px solid #337df2; background: linear-gradient(135deg, #337df2, #6933F2);