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