>>542211880
I think it's simply a case of everything around her skin that gives the impression her skin is more purple than it is.

Another side by side is Alice and Demon since Demon has a very similar color scheme and I doubt anyone would say she's not blue
Since Demon's breasts are lit differently, I opted to just go for the darker on the belly on both
Alice is 167R 166G 231B
Demon is 141R 151G 204B, a very similar ratio to both Alice samples