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