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