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