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