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