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