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