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