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