I just stumbled across this. Custom miniatures — in colour! I don’t know any more than you can see on the Kickstarter ‘coming soon’ page, but I’ll be keeping an eye open for the launch.
www.kickstarter.com

Full-Color Custom Miniatures with Hero Forge 2.0
Create Unique Tabletop Miniatures in Vivid Color with New Design Tools and Cutting-Edge 3D-Printing Technology.