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