You can format the areas of elements either by changing the color or by assigning a pattern, a gradient or a texture.
You can change the following areas:
You can find settings for the background of the entire chart in the list of elements directly under Background.
When formatting the areas, keep the following in mind:
You can simplify the different colors in a row of data, for example in a pie chart with a color by changing the property Data series format → Area properties → Colorfrom Automatic to a fixed color value.