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