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