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