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