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