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