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