of course, white is the first choice, but you can also try yellow or orange, because orange is the most appetizing color.
Even if white is used as the main color of the wall, it should be matched with yellow lighting, at least it will make the displayed food fresher and more delicious.
If you don't believe me, you can go to various stores and supermarkets. Cooked food includes bread, cakes and even raw meat, and the metropolis chooses yellow or orange lighting.