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