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