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)(21,22,25,30,26,31,29,44)(23,32,35,42,36,34,40,27)(24,28,39,43,38,37,45,51)(33,46,48,50,47,49,52,41)(5,7)(6,10)(8,15)(9,14)(11,19)(12,18)(13,16)(17,20)(21,23,26,36)(22,27,31,42)(24,33,38,47)(25,40,29,35)(28,41,37,50)(30,34,44,32)(39,52,45,48)(43,49,51,46)(2,4)(5,8,9,16)(6,11,12,20)(7,13,14,15)(10,17,18,19)(21,24)(22,28)(23,33)(25,39)(26,38)(27,41)(29,45)(30,43)(31,37)(32,46)(34,49)(35,48)(36,47)(40,52)(42,50)(44,51)(8,16)(11,20)(13,15)(17,19)(21,22,29,44,26,31,25,30)(23,34,40,42,36,32,35,27)(24,37,45,43,38,28,39,51)(33,46,52,41,47,49,48,50)(6,12)(7,14)(11,20)(13,15)(24,38)(28,37)(33,47)(39,45)(41,50)(43,51)(46,49)(48,52) 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.