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