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