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