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