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