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