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