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