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