This is another installment in my FreeCAD 3d design series that teaches you how to design and 3d print multiple color models with 3d text. This technique works with both single color and multiple color 3d printers.
[video=youtube_share;PIHVL9FuuXc]3d Printing Two Color Signs Text in FreeCAD - YouTube
The following playlist demonstrates a range of techniques for 3d printing with color: