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