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