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