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