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