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