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