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