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