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