When switched off, the lights appear to be gray as the colored pattern is applied to the shade's interior.  Photo 2 of 7 in A 3-D Printed, Interactively Designed Lamp  by Diana Budds

A 3-D Printed, Interactively Designed Lamp

2 of 7

When switched off, the lights appear to be gray as the colored pattern is applied to the shade's interior.