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