autochromic

adjective2

1. •
   Of or relating to autochrome photography.

   • It regularly reproduced pictures taken on autochromic plates back in the Twenties. — 1981
2. •
   Having all pigmentation as an integral part, as opposed to being penetrated by external tissue that contributes pigmentation.

   • […] the chromophoric or color-carrying group of atoms and the autochromic or color-intensifying group. — 1928