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)(15,20)(16,27)(17,22)(18,32)(19,23)(21,28)(24,39)(25,34)(26,36)(29,37)(30,35)(31,38)(33,41)(40,43)(42,44) involution — undirected(1,2)(3,4)(6,9)(7,11)(13,15,19,26)(14,20,23,36)(16,24,29,42)(17,30,18,25)(21,33,38,43)(22,35,32,34)(27,39,37,44)(28,41,31,40)(2,4)(13,16,18,28,19,29,17,31)(14,21,22,27,23,38,32,37)(15,24,25,41,26,42,30,40)(20,33,35,39,36,43,34,44)(6,9)(10,12)(13,17,19,18)(14,22,23,32)(15,25,26,30)(16,28,29,31)(20,34,36,35)(21,37,38,27)(24,40,42,41)(33,39,43,44)(2,4)(5,7,8,11)(6,10,9,12)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.