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