One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,3,4)(8,16)(11,17)(15,20)(18,19)(21,22)(23,31)(24,36)(25,39)(26,29)(27,34)(28,37)(30,32)(33,47)(35,44)(38,42)(40,52)(41,45)(43,49)(46,51)(48,50)(5,6,9,12)(7,13,14,10)(8,17,16,11)(15,18,20,19)(21,23,32,45,26,35,25,34)(22,27,39,44,29,41,30,31)(24,33,46,52,37,49,38,48)(28,40,51,47,36,50,42,43)(2,4)(5,7)(6,10)(8,15)(9,14)(11,18)(12,13)(16,20)(17,19)(21,24)(22,28)(23,33)(25,38)(26,37)(27,40)(29,36)(30,42)(31,43)(32,46)(34,48)(35,49)(39,51)(41,50)(44,47)(45,52) involution — undirected(7,14)(10,13)(15,20)(18,19)(23,34)(25,32)(27,31)(30,39)(33,48)(35,45)(38,46)(40,43)(41,44)(42,51)(47,50)(49,52) involution — undirected(5,8,9,16)(6,11,12,17)(7,15,14,20)(10,18,13,19)(22,29)(24,37)(27,41)(30,39)(31,44)(33,49)(38,46)(48,52)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.