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