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