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