standard style of 2 tone for the 60's was a light color
roof -
and here - and
here - I had a couple like the last, blue with white [ivory] top - if you sand things down you should find the original colors under as a poor re-paint wouldn't likely have been taken to bare metal - also usually the firewall won't have been repainted, so that can indicate main body color, as well as the door edges
Bill