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