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)(17,18,22,24)(19,25,26,20)(21,29,31,23)(27,28,32,30)(33,34,39,36)(35,43,44,40)(37,41,47,45)(38,42,48,46)(2,4)(3,9)(8,12)(11,15)(19,26)(20,25)(27,32)(28,30)(33,35)(34,40)(36,43)(37,38)(39,44)(41,46)(42,45)(47,48) involution — undirected(2,4)(3,9)(8,12)(11,15)(17,19,22,26)(18,20,24,25)(21,27,31,32)(23,28,29,30)(33,34,39,36)(35,40,44,43)(37,45,47,41)(38,42,48,46)(1,3)(2,7)(4,10)(5,11)(6,9)(8,14)(12,16)(13,15)(17,19)(18,20)(21,27)(22,26)(23,28)(24,25)(29,30)(31,32)(33,36,39,34)(35,40,44,43)(37,45,47,41)(38,46,48,42)(1,4,6,2)(3,10,9,7)(5,8,13,12)(11,14,15,16)(17,20)(18,19)(21,30)(22,25)(23,32)(24,26)(27,29)(28,31)(33,37,39,47)(34,41,36,45)(35,38,44,48)(40,46,43,42)(1,5,6,13)(2,8,4,12)(3,11,9,15)(7,14,10,16)(17,21,22,31)(18,23,24,29)(19,27,26,32)(20,28,25,30)(33,38)(34,42)(35,37)(36,46)(39,48)(40,45)(41,43)(44,47)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.