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