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