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