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