If that doesn't materialise, or you start running for cover (after being quoted :wink: ) here is the range of normally obtaineable Alcantara.
https://www.alcantara.com/wp-content/uploads/2020/01/Alcantara-cartella-colori-automotive.pdf
Mind you: the FRP was custom made and you won't be able to find exactly the same colour. Having said that, the original is now 20 years old, faded and worn, so any shade close enough will be an improvement, I guess...