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