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