Hello Matias, welcome aboard... I surfed the page you linked and I think this kind of project is pretty easy to do but only if you know how to script into unity ecosystem. I think is only a multi layer image with many combination and layers and by recalling them via popup menu you can change colors...

Helping a customer to create a site where they can present their furniture and all its variants. They asked me to find out how this was made: https://nevotex.se/produkter/bekladnadsmaterial/mobeltyger/alla-mobeltyger/lido-lido-trend/1017518 if you then select the fourth image, which is a selection t...