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