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