From Xojo Documentation
| This item was deprecated in version 2019r2.
Please use BackgroundColor as a replacement.
Property (As Color )
The background color for the object. If the control has a HasBackColor property, it must be set to True to have the BackColor displayed.
Controls and classes implementing the BackColor property
|BevelButton||Windows and Linux only||New in 2009r4|
This code sets the HasBackColor property and sets the value of the BackColor property: