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