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