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