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