Here’s the Archive-X colours I used.
ROTJ Armour
Shoulders - Foundation, SP Armour Yellow, Roof Brown, Rust
Chest - SP Armour Yellow, Weyerhaeuser Green, Pullman Green DK, Light Blue 55, Grime
ROTJ Helmet
Base silver and grey metallics are Humbrol Spray Acrylics Silver 11 and Gunmetal 53.
Dome and lower cheeks - GN Grey Green/Grime 60/40 misted with Coach Green and Pullman Green Lt, this over SP Dark Lark sprayed in patches of different amounts.
Light Green/Grime 50/50 for the lighter green on lower cheeks. Toned back with the base green for cheek.
Upper cheeks SP Dark Lark on first then Dark Green/Engine Black 70/30 approx. Same for turn signal above visor.
Red turn signal is Caboose.
Killstripes Reefer Orange
Visor and mandibles is SP Dark Lark first then D&H Caboose/Caboose 50/50.
Lower rear/Back Plates of helmet is Humbrol 53 sprayed in patches of different amounts and then Dark Green.