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