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