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