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