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