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