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