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