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