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