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