Here it is an automated paint mixing machine to make the desired shades by mixing the right amount of CMYK (Cyan-Magenta-Yellow-Black) pigments automatically.

Click here to see it in action - https://www.youtube.com/watch?v=6E7mGNGOsBw

Here is the complete tutorial to make one - https://www.instructables.com/id/MESOMIX-Automated-Paint-Mixing-Machine/

And all the 3D Printed and Laser Cutting files are attached here.

For this project, I have used the design of the peristaltic pump designed by SILISAND who made a remix of RALF’s Peristaltic Pump available on Thingiverse itself. (Special thanks to SILISAND and RALF for their design which helped me a lot.)