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)(17,18)(19,26)(20,23)(21,24)(22,25)(27,32)(28,29)(30,31)(3,7)(5,8)(9,10,13,12)(11,15,16,14)(17,19,22,24)(18,21,25,26)(20,27,28,31)(23,30,29,32)(1,2)(3,5)(4,6)(7,8)(9,11,13,16)(10,14,12,15)(20,28)(23,29)(27,31)(30,32)(9,12,13,10)(11,15,16,14)(17,20,22,28)(18,23,25,29)(19,27,24,31)(21,30,26,32)(1,3,4,7)(2,5,6,8)(17,18)(19,21)(20,29)(22,25)(23,28)(24,26)(27,32)(30,31)(1,2)(3,5)(4,6)(7,8)(17,21)(18,24)(19,25)(20,30)(22,26)(23,31)(27,29)(28,32) 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.