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