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