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