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