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