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