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