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