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