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)(11,16)(12,14)(13,15)(17,18,22,20)(19,25,27,23)(21,28,29,24)(26,30,32,31)(1,3)(2,5)(4,8)(6,7)(10,14)(15,16)(17,19)(18,23)(20,25)(21,26)(22,27)(24,30)(28,31)(29,32) involution — undirected(3,8)(5,7)(10,15)(11,13)(14,16)(17,20,22,18)(19,25,27,23)(21,24,29,28)(26,30,32,31)(2,6)(5,7)(9,11,12,13)(10,15,14,16)(17,21,22,29)(18,24,20,28)(19,26,27,32)(23,30,25,31)(9,11,12,13)(10,16,14,15)(19,27)(23,25)(26,32)(30,31)A 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.