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