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)(19,25)(20,24)(21,22)(23,26)(27,31)(28,29)(30,32)(1,2,5,6)(3,7,8,4)(9,11,12,15)(10,13,14,16)(18,22)(19,26)(24,29)(27,32)(2,6)(4,7)(9,10)(11,13)(12,14)(15,16)(20,28)(24,29)(27,32)(30,31) involution — undirected(2,6)(3,8)(9,11)(10,13)(12,15)(14,16)(17,19)(18,23)(20,27)(21,26)(22,25)(24,30)(28,32)(29,31) involution — undirected(1,3)(2,4)(5,8)(6,7)(9,10)(11,13)(12,14)(15,16)(17,18)(19,25)(20,24)(21,22)(23,26)(27,31)(28,29)(30,32) involution — undirected(1,4)(2,3)(5,7)(6,8)(17,20,21,28)(18,24,22,29)(19,27,26,32)(23,30,25,31)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.