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