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