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