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