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)(15,24)(16,19)(17,29)(18,30)(20,23)(21,27)(22,32)(25,34)(26,35)(28,38)(31,36)(33,37)(39,41)(40,42)(43,44) involution — undirected(6,9)(7,11)(13,15,19,27)(14,21,16,24)(17,26,32,41)(18,28,20,34)(22,35,29,39)(23,38,30,25)(31,43,33,42)(36,40,37,44)(2,4)(13,16,19,14)(15,25,27,38)(17,29,32,22)(18,30,20,23)(21,34,24,28)(26,40,41,44)(31,37,33,36)(35,43,39,42)(6,9)(10,12)(13,17)(14,22)(15,26)(16,29)(18,33)(19,32)(20,31)(21,35)(23,37)(24,39)(25,40)(27,41)(28,42)(30,36)(34,43)(38,44) involution — undirected(5,7,8,11)(6,10,9,12)(13,18)(14,23)(15,27)(16,30)(17,31)(19,20)(22,36)(25,38)(29,37)(32,33)(35,39)(42,43)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.