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