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