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