How to change color of PowerPoint slide?

1. Click Design > the Background drop-down button. You can select one color from the Gradient Fill area.

Tips: Recommended Gradients for premium users only.

2. You can also click Background in the drop-down button to get a Object Formatting pane. We can set Solid fill or Gradient fill.

Here we take Gradient fill as an example.

3. Click Color Schemes on the toolbar to choose a set of colors(optional). Then set the Gradient Style, Color, Position, Transparency and Brightness in the pane as needed.

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