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