One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,3,4)(5,6)(7,11)(8,10)(9,12)(13,14,20,37,35,27,21,28,18,23,19,24,17,15,25,38)(16,29,43,41,31,30,36,22,32,44,33,26,34,42,39,40)(5,7,8,12)(6,9,10,11)(13,15,20,38,35,14,21,37,18,27,19,28,17,23,25,24)(16,30,43,22,31,44,36,26,32,42,33,40,34,29,39,41)(2,4)(13,16)(14,22)(15,26)(17,31)(18,32)(19,36)(20,39)(21,33)(23,40)(24,42)(25,43)(27,41)(28,29)(30,37)(34,35)(38,44) involution — undirected(6,10)(9,11)(13,17,18,35)(14,15,23,27)(16,31,32,34)(19,21,20,25)(22,26,40,41)(24,28,37,38)(29,30,44,42)(33,39,43,36)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.