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