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