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