I've been working on a color matching/transfer algorithm. I ran some tests using a scan of a frame of a print, that seems to have retained it's color, and I was surprised how different the colors look compared to Harmy's great work:
Reference frame:
http://www.thestarwarstrilogy.com/image.axd?picture=/2015/06/35mm-Frame-8228.png
After adjusting the brightness slightly, this was the result of the color predictions for two other frames: