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