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