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