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