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