Build your codeDesign lab
Content
Shorter URLs create simpler patterns and generally scan more reliably.
Auto uses M normally and H when a center logo is present.
Style
24
A clear quiet zone improves scan reliability. Avoid zero for print.
Use transparencyBest over light layouts
Logo
✦
PNG or SVG with transparent padding works best.
22%
Keep logos around 15–25% for dependable scanning.
6
Export
Scan-test customized QR codes before printing, especially when using logos or low-contrast colours.