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