Hi @pragomer,
@ggbutcher is too modest when he calls profiles rabbit holes.
They are not. They are a combination of an abyss, a quagmire, and a jungle,
with a can of worms admixed.
Rawpedia seems to be down, presently, but that is a good start: http://rawpedia.rawtherapee.com/
Then you will find lots of good information here: https://ninedegreesbelow.com/
And a short explanation of different (printing) gamuts:
Don’t forget to search the forum. Use search words such as gamut, profile, et cetera.
Have fun!
Claes in Lund, Sweden