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