Maybe you’ve created a chart and think “this needs a little something else” to make it more impactful. Here’s where Chart Styles 
Change the color of a chart
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Click the chart you want to change.
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In the upper right corner, next to the chart, click Chart Styles
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Click Color and pick the color scheme you want.
Tip: Chart styles (combinations of formatting options and chart layouts) use the theme colors. To change color schemes, switch to a different theme. In Excel, click Page Layout, click the Colors button, and then pick the color scheme you want or create your own theme colors.
Change the chart style
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Click the chart you want to change.
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In the upper right corner next to the chart, click Chart Styles
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Click Style and pick the option you want.
As you scroll down the gallery, Live Preview shows you how your chart data will look with the currently selected style.
