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