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