Official Content

Defines the expected background color for the website. This value repeats what is already available in the theme, but can be used by browsers to draw the background color of a shortcut when the manifest is available before the stylesheet has loaded. This creates a smooth transition between launching the web application and loading the site's content.


Objects: Web Panel
Generators: .NET, Java


This property is available when the Web Application property = Progressive.

It updates the manifest.json file of the PWA application.

The background color property is used on the splash screen when the application is first launched.

Runtime/Design time

This property applies only at design time.

How to apply changes

To apply the corresponding changes when the property value is configured, execute a Build with this Only of the object.


This property is available since GeneXus 16 upgrade 5.

See Also

Last update: November 2023 | © GeneXus. All rights reserved. GeneXus Powered by Globant