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