Autumn is neat - I wrote a similar function that would turn an email address into one of a handful of colors (hash with some modulo magic), which was used to ge

Autumn is neat - I wrote a similar function that would turn an email address into one of a handful of colors (hash with some modulo magic), which was used to generate a placeholder avatar for users (until they upload their own). Worked really well, they were unique enough to differentiate and easy to compute.