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