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