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