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