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