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