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