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