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