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