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