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