@Paopao
I would modify your request by asking Graphisoft making a template for colour accurate organizations, so that when they specify a colour they can simply use that template, and we can download the specifics.
@Constantin Cozma
Adobe have an online tool for colour scheme
https://color.adobe.com/create/color-wheel/
called Kolor, that without talking about that they have it already implemented in Adobe Illustrator.
On the other hand my personal preference is
http://paletton.com/#uid=c073b2p4U0kePu68POtbSCPhAoZlciL
A good friend of mine have once told me that I´m so brute that I´m capable of creating a GDL script capable of creating GDLs.