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