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