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