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