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