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