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