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