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