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