Composite WebP transparency over a selected solid background. Use the focused controls, inspect the rendered preview, and export a new WebP without uploading the source image.
Private image workspace
Choose your WebP image
WebPYour preview will appear here
The image stays on this device throughout processing.
How to use it
Process a WebP in seconds
Choose a WebP image from your device and inspect its dimensions in the preview.
Adjust the available settings for add background to webp and compare the preview with the source.
Download the processed WebP and check it at its intended display size.
Useful for
When to use this tool
Preview transparent art on a final UI color
Create an opaque WebP sharing copy
Standardize a set of icons on one background
How to use it
Get a reliable result
Choose a WebP image from your device and inspect its dimensions in the preview.
Adjust the available settings for add background to webp and compare the preview with the source.
Download the processed WebP and check it at its intended display size.
Useful for
Common workflows
Preview transparent art on a final UI color
Create an opaque WebP sharing copy
Standardize a set of icons on one background
Examples
What to expect
Add Background to WebP example
Input
Place a transparent white icon on a dark purple background
Output
An opaque WebP with purple behind the icon and blended edges
Know before you start
Important limitations
The exported copy no longer contains the original transparent background.
Edge pixels blend into the chosen color and may show fringing if later placed over a different one.
WebP browser export is intended for still images; animated WebP input is processed as a single frame.