Classic pie chart color scheme

Quick answer：

A classic pie chart color scheme typically includes a set of colors that are easy to differentiate and provide a harmonious visual representation. These colors are usually chosen from a palette that contrasts well with each other, ensuring that each slice of the pie chart is clearly distinguishable. Common color schemes include using a combination of red, blue, green, yellow, and purple, or a monochromatic approach with different shades of a single color. The choice of colors should also consider accessibility, ensuring that the pie chart is easily interpretable by individuals with color vision deficiencies.