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