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