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