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