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