Other than the soft parts (cloth & vinyl) & dash, everything else can work. Malibu's could/should have the same side window trim. As fleming442 said SEM can custom mix a batch to match. PPG is my source as I have the PPG color codes for the color & in both low gloss & semi-flat mixed.
Now this is why someone needs to donate me a '78-'81 LeMans coupe. I'd take a Grand Am coupe too so I don't look stuck up.
I have a friend in Kentucky trying to sell his, Hardtop but needs some Rust repair.
Factory V8 car with A/C I think.