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