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