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