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