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