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)(21,22,26,30)(23,31,33,27)(24,34,32,28)(25,29,35,36)(1,2)(3,4)(5,6)(7,11)(8,12)(9,13)(10,15)(14,18)(16,19)(17,20)(21,23,26,33)(22,27,30,31)(24,25,32,35)(28,29,34,36)(5,7)(6,10)(8,14)(9,15)(11,13)(12,17)(16,20)(18,19)(21,23,26,33)(22,27,30,31)(24,25,32,35)(28,29,34,36)(5,7)(6,11)(8,14)(9,15)(10,13)(12,18)(16,20)(17,19)(21,24)(22,28)(23,25)(26,32)(27,29)(30,34)(31,36)(33,35) involution — undirected(5,6)(7,10)(8,12)(9,13)(11,15)(14,17)(16,19)(18,20)(21,25)(22,29)(23,32)(24,33)(26,35)(27,34)(28,31)(30,36) involution — undirected(5,8)(6,12)(7,14)(9,16)(10,17)(11,18)(13,19)(15,20)(21,22)(23,27)(24,28)(25,29)(26,30)(31,33)(32,34)(35,36) 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.