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