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