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