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