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