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