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