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)(15,21)(16,20)(17,18)(19,23)(22,28)(24,27)(25,26)(29,30,34,37)(31,35,32,39)(33,36,41,44)(38,42,40,43)(7,11)(9,12)(14,18)(19,21)(20,26)(27,28)(29,31,34,32)(30,35,37,39)(33,40,41,38)(36,43,44,42)(5,7,8,11)(6,9,10,12)(13,14)(15,21)(16,20)(17,18)(19,23)(22,28)(24,27)(25,26)(29,32,34,31)(30,35,37,39)(33,40,41,38)(36,42,44,43)(1,2)(3,4)(13,15,17,23)(14,19,18,21)(16,24,25,22)(20,28,26,27)(29,30)(31,35)(32,39)(33,36)(34,37)(38,42)(40,43)(41,44)(5,6)(7,9)(8,10)(11,12)(13,16,17,25)(14,20,18,26)(15,22,23,24)(19,27,21,28)(29,33)(30,36)(31,38)(32,40)(34,41)(35,42)(37,44)(39,43)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.