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