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