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