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