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