One vertex per element, one color per generator, with an edge from x to x·s.
(2,4)(5,6)(7,13,15,20)(8,10)(9,12)(11,14,18,17)(16,19)(21,22,27,30,26,23,25,29)(24,28,34,36,33,31,32,35)(1,2,3,4)(6,10)(9,16)(11,18)(14,17)(21,23,26,22)(24,31,33,28)(25,29,27,30)(32,35,34,36)(5,7)(6,11)(8,15)(9,17)(10,18)(12,20)(13,19)(14,16)(21,24,26,33)(22,28,23,31)(25,34,27,32)(29,36,30,35)(22,23)(28,31)(29,30)(35,36) 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.