There were three different styles of interior available in 65 442s.  Well, four if you count
the bench seat option available in Sports Coupes.  Below are the styles and colors
used in all four body styles.
Holiday Coupe (3837) and Convertible (3867) use the same seat and door patterns.  
Rear seat in convertible is narrower to accomodate the top mechanism.
Trim-10 Black
Trim-11 Sterling (Rare color, only photo I have)
Trim-13 Blue
Trim-14 Fawn
Trim-15 Red
Trim-17 Parchment White
Sports Coupe (3827)  Seat patterns are totally different, along with the door panels, which
do not cover the top edge of the doors.
Trim-10 Black
Trim-12 Forest Green
Trim-13 Blue
Trim-14 Fawn
Trim-15 Red
Trim-17 White
A bench seat was optional on the Cutlass Sports Coupe.  The material used on
two-tones was cloth and vinyl, white and black were all vinyl.
Trim-43 Blue
Trim-10 Black
The price leader F85 Club Coupe was also offered with the 4-4-2 performance
package.  This model came with a spartan interior, a front bench seat was
mand
atory and the rear seat is wider to take up the area where the arm rests would
be.
Trim-15 Red
Trim-43 Blue
Trim-16 Turquoise
Trim-44 Fawn
Trim-11 White
Trim-42 Green
Trim-11 Sterling