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