You can adjust the size of each legend entry independently of other legend entries in Grapher.

1. Select the legend.
2. Click on the Entries tab in the Property Manager.
3. In the Individual Entries section, select the desired legend entry from the Entry list.
4. Change the Sample size method to Custom.
5. Adjust the Sample size to the desired size.

Adjusting the legend entry for a gradient-filled bar chart allows for easier identification of all colors present in the gradient.

Updated May 2023