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