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