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