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