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