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