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