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