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