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