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