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