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)(13,14,20,25,38,28,21,29,18,23,19,24,17,15,26,30)(16,31,36,43,33,44,39,22,34,42,35,27,37,32,40,41)(5,7,8,12)(6,9,10,11)(13,15,20,30,38,14,21,25,18,28,19,29,17,23,26,24)(16,32,36,41,33,31,39,43,34,44,35,22,37,42,40,27)(2,4)(13,16)(14,22)(15,27)(17,33)(18,34)(19,39)(20,40)(21,35)(23,41)(24,32)(25,44)(26,36)(28,43)(29,31)(30,42)(37,38) involution — undirected(6,10)(9,11)(13,17,18,38)(14,15,23,28)(16,33,34,37)(19,21,20,26)(22,27,41,43)(24,29,25,30)(31,44,42,32)(35,40,36,39)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.