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