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