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