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