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