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