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