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