One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,5,7)(3,8,4,6)(9,10)(11,14)(12,15)(13,16)(17,18,24,28)(19,29,31,32)(20,30,21,25)(22,27,23,26)(11,12)(14,15)(17,19,23,30,24,31,22,25)(18,21,27,29,28,20,26,32)(1,3,5,4)(2,6,7,8)(9,11,13,12)(10,14,16,15)(17,20)(18,25)(19,27)(21,24)(22,29)(23,32)(26,31)(28,30)(9,12,13,11)(10,15,16,14)(17,21,24,20)(18,25,28,30)(19,26,31,27)(22,32,23,29)(1,4,5,3)(2,6,7,8)(10,16)(14,15)(17,22,24,23)(18,26,28,27)(19,30,31,25)(20,32,21,29)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.