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