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