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