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