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