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