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