Introduction
Color encoding helps you show differences or categories in your data by using colors. It makes charts easier to understand by highlighting important parts with colors.
When you want to show sales by product category using different colors.
When you need to highlight high and low values in a heat map.
When your dashboard should separate regions visually by color.
When you want to quickly spot trends or outliers in your data.
When you want to make pie chart slices distinct by color.