Show references (command)
The Show references command is accessible from within the Frames and Slopes branches of the Project WorkspaceStructure tree.
Opens a dialog listing all the objects that are referenced in the selected branch of the Structure tree.
After selecting objects in the dialog, click the Select button.
The objects are highlighted in the 3D Structural view and their properties displayed in the Properties window.
From the Home tab, click Settings > Scene > Colors > Selection and change the Global - User color.