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