Displaying the Color Legend

To show the color legend for the Circle Layer, select Add Circle Layer Color Legend option. This option is off by default.

showing color legend

Here is the Google Map with a Circle Layer, plotting two measures: elevation, and count of features. Notice that the first measure appears as colors you can check in the color legend, while the second measurement displays as size that you can see in the area legend.

Similarly, the Mapbox map with a Circle Layer and two measures: elevation, and count of features. Elevation appears as colors, and feature count is represented by the area of the circle.