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