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