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