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