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