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