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