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