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