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