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