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