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