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