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