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