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