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