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