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