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