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