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