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