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