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