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