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