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