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