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