Print at 100% infill with a layer height of 0.2mm with a base layer of 0.2mm. Also, use a brim to prevent lifting in corners.

Filaments Used(Try to use similar colors to match my print):
Black - Hatchbox PLA
Dark silk blue - Generic PLA  
Light blue - Hatchbox PLA  
Orange - Hatchbox PLA  
Yellow - Hatchbox PLA   
White - Hatchbox PLA 

Filament Swap Instructions:
Black until layer #9 at 1.8mm
Dark blue until layer #12 at 2.4mm
Light blue until layer #13 at 2.6mm
Orange until layer #14 at 2.8mm
Yellow until layer #16 at 3.2mm
White for the rest.
 

Note: If resizing STL, leave STL's z-height the same.