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