One vertex per element, one color per generator, with an edge from x to x·s.
(2,5)(3,7)(10,12)(14,16)(17,18,23,25)(19,27,21,24)(20,26,31,22)(28,32,30,29)(1,2,4,5)(3,6,7,8)(11,15)(14,16)(17,19,23,21)(18,24,25,27)(20,30,31,28)(22,29,26,32)(1,2)(3,6)(4,5)(7,8)(9,10,13,12)(11,14,15,16)(18,25)(20,31)(24,27)(28,30)(1,2)(3,6)(4,5)(7,8)(9,11)(10,14)(12,16)(13,15)(17,20,23,31)(18,26,25,22)(19,28,21,30)(24,29,27,32)(1,3,4,7)(2,6,5,8)(9,12,13,10)(11,16,15,14)(17,21,23,19)(18,27,25,24)(20,30,31,28)(22,29,26,32)(17,22,23,26)(18,20,25,31)(19,29,21,32)(24,30,27,28)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.