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