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