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