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