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