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