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