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