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