Dutch flower fields near Keukenhof.

Over time, the cyan, magenta and yellow dyes that form the image in color 16 mm film inevitably fade. The rate of deterioration depends on storage conditions and the film type. In the case of Kodachrome amateur and documentary films and Technicolor IB (imbibition process) color prints, the dyes are so stable and the deterioration so slow that even prints now over 70 years old typically show no obvious problems.