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