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