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