Creating SVG Favicons
SVG favicons remain crisp on any device and offer customization possibilities. To create an SVG favicon:
- Ensure the image is square.
- Add a link tag pointing to the SVG file.
- Set canvas width and height to 64×64 pixels for high resolution displays.
- Clear the canvas before drawing the icon.
Favicon Format Selection: SVG vs PNG
When choosing between SVG and PNG for a favicon:
Original ICO Format:
The original favicon format was ICO.
PNG, JPEG, and SVG Formats:
Today, preferred file formats for favicons are PNG, JPEG, and SVG. SVG is gaining popularity due to increasing browser support.
Minimal Set of Icons for Favicon
For modern browsers, a minimal set of icons is sufficient:
- Classic favicon size: 16×16 pixels.
- Best for high-resolution screens: 32×32 pixels.
To ensure future-proof solutions, SVG is preferred for its scalability and adaptability to different themes.
Best Practices for SVG Favicons
For optimal performance with SVG favicons:
- Optimize file size and metadata.
- Align vectors to pixel boundaries.
- Use a favicon generation tool to output properly sized PNG fallbacks.