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