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