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