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