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