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