If your asking about a "black" factory interior Dark Charcoal metallic was used on all painted surfaces applied at different locations so there can be slight variations. Ford just simplified things by referring to it as black in 69.
As for items there is a list of items copied from a Ditzler/PPG paint chip page from the ear shown in the Library under ConcoursMustang.com Official 69 Mustang Article List and in the list look for
- Paint Codes, 1969 Interior & Exterior - Information and reprints of period paint codes