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