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