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