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