In some 2D CAD files, the background color embedded in the file is used when loaded into SpinFire Ultimate.
These file formats include,
Catia V4
Catia V5
Catia V6
IGES
Pro/Engineer & Creo Parametric
Siemens PLM Softwar’s NX
Solid dge
SolidWorks
Users can change the background color once loaded into SpinFire Ultimate.
See also 2D Document Toolbar