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