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