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