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