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