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