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