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