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