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