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