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