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