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