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