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