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