Interested in experimenting with your own multi-color filament? [Turbo_SunShine] says to just print your own, and experiment away! Now, if you’re thinking that 3D printing some filament sound… ...

OctopusEffects, #Blender This is a Blender tutorial. Produces two smoke streams of different colors in the same smoke domain.

An object’s color appears differently under different lighting and against different backgrounds − for different viewers. But that doesn’t mean colors are subjective.