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