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