The circle can be displayed using the
circle element.
Stroke color can be set using the stroke attribute.
The width of the line is set using the stroke-width.
Output
 |
| SVG version |
Source
<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg" >
<circle cx="50" cy="50" r="20" fill="none" stroke="red" stroke-width="2"/>
</svg>