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