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