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