This shade range is expansive, with a great variety of undertones. In my opinion, it does run ever so slightly dark and does oxidize.
SEPHORA Collection Perfection Mist Airbrush Foundation vs. DIOR Diorskin Airflash Spray Foundation
Part 1: Dior Backstage Foundation Swatches + Shade Descriptions | Shade Finder
Dior Beauty Backstage Face & Body Foundation Review + Swatches