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