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)(21,22,25,30,26,31,39,27)(23,32,35,40,34,28,42,44)(24,29,36,46,38,47,50,41)(33,45,48,51,37,43,49,52)(7,13)(8,16)(10,17)(11,15)(22,27)(24,36)(25,39)(28,40)(30,31)(32,44)(33,48)(35,42)(37,49)(38,50)(41,46)(51,52) involution — undirected(1,2,3,4)(5,7,9,13)(6,10,12,17)(8,14,16,19)(11,18,15,20)(21,23)(22,28)(24,37)(25,35)(26,34)(27,40)(29,45)(30,44)(31,32)(33,38)(36,49)(39,42)(41,52)(43,47)(46,51)(48,50)(7,13)(10,17)(14,19)(18,20)(21,24,25,36,26,38,39,50)(22,29,30,46,31,47,27,41)(23,33,35,48,34,37,42,49)(28,43,44,52,32,45,40,51)(5,8,9,16)(6,11,12,15)(7,14,13,19)(10,18,17,20)(23,34)(28,32)(33,37)(35,42)(40,44)(43,45)(48,49)(51,52)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.