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