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