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