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