#339ef1
a balanced, electric blue · cool · closest name: dodgerblue
RGB
51, 158, 241
HSL
206°, 87%, 57%
CMYK
79, 34, 0, 6
Luminance
0.3151
Every format
| HEX | #339ef1 |
| RGB | rgb(51, 158, 241) |
| HSL | hsl(206, 87%, 57%) |
| CMYK | cmyk(79%, 34%, 0%, 6%) |
| LAB | lab(62.9 -1.8 -50.0) |
| LCH | lch(62.9 50.0 267.9) |
| OKLCH | oklch(0.678 0.155 246.7) |
Copy-ready code
/* CSS */
color: #339ef1;
background-color: #339ef1;
/* Tailwind (arbitrary) */
class="text-[#339ef1] bg-[#339ef1]"
/* SCSS */
$brand: #339ef1;
/* SwiftUI */
Color(red: 0.200, green: 0.620, blue: 0.945)
/* Android */
Color.parseColor("#339ef1")Accessibility — WCAG contrast
Aa
#339ef1 on white: 2.88:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#339ef1 on black: 7.30:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green62.0%
Blue94.5%
CMYK percentages
Cyan78.8%
Magenta34.4%
Yellow0.0%
Key (black)5.5%
Color previews
#339ef1 text on a black background
contrast 7.30:1
Card sample
#339ef1 text on a white background
contrast 2.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #339ef1;
Background color
Panel with #339ef1 background
background-color: #339ef1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #339ef1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 158, 241, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 158, 241, 0.45);
Border & gradient
Gradient panel
border: 3px solid #339ef1; background: linear-gradient(135deg, #339ef1, #4733F1);