-
On the Design tab, open the gallery of Themes.
-
Point at any thumbnail image in the gallery for a preview of how that theme looks when applied.
-
To customize further, open the Variants gallery and select Colors. Choose a predefined color palette or select Customize Colors.
-
On the Design tab, choose a theme or variant.Â
-
To customize colors, on the View tab, choose Slide Master.
-
Select the down arrow next to Colors.
-
Choose a color schemes or select Customize Colors to make your own.
-
On the Design tab, open the gallery of Themes.
-
Select a theme to apply to your slides.Â
-
In the Variants gallery, many themes have four color variations to choose from. For more variants, use the PowerPoint desktop app.
-
To open the desktop app, at the top of the ribbon, select
 Editing and choose Open in Desktop App. ​​​​​​​
Don't have the PowerPoint desktop app? Try or buy Microsoft 365.