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