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