One vertex per element, one color per generator, with an edge from x to x·s.
(2,4)(6,7)(10,13)(14,15)(17,18,22,24)(19,20,23,21)(27,31)(30,32)(9,10)(11,14)(12,13)(15,16)(17,19,22,23)(18,20,24,21)(26,29)(30,32)(1,2,5,4)(3,6,8,7)(9,10)(11,14)(12,13)(15,16)(17,20,22,21)(18,19,24,23)(25,26,28,29)(27,30,31,32)(1,3,5,8)(2,6,4,7)(9,11,12,16)(10,14,13,15)(17,18)(19,20)(21,23)(22,24)(25,27,28,31)(26,30,29,32)(1,4,5,2)(3,7,8,6)(9,10)(11,15)(12,13)(14,16)(17,21,22,20)(18,23,24,19)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.