- SMESH::GetColor( "SMESH", "backface_color", anRGB[0], anRGB[1], anRGB[2], QColor( 0, 0, 255 ) );
- aBackProp->SetColor(anRGB[0],anRGB[1],anRGB[2]);
+ bfc = Qtx::mainColorToSecondary(ffc, delta);
+ aBackProp->SetColor( bfc.red() / 255. , bfc.green() / 255. , bfc.blue() / 255.);