A dual-color print, QR code

I decided I needed a way to advertise my website!  This was for the STEAM event.

I started with an online QR code generator.  It gave me this PNG:

I used the “image to 3D” feature of Simplify3D:

From there, imported and sliced the STL into 0.1mm layers:

After a quick modification of the STL for a layer pause at the right height, I was able to print out this gorgeous part: