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