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