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