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