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)(17,18,22,25)(19,26,20,23)(21,24,30,29)(27,32,28,31)(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)(17,19,22,20)(18,23,25,26)(21,27,30,28)(24,31,29,32)(33,35,39,38)(34,37,42,48)(36,44,46,43)(40,45,41,47)(3,10)(4,7)(5,13)(8,15)(17,18,22,25)(19,23,20,26)(21,29,30,24)(27,32,28,31)(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)(17,18)(19,23)(20,26)(21,24)(22,25)(27,31)(28,32)(29,30)(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)(17,20,22,19)(18,23,25,26)(21,28,30,27)(24,31,29,32)(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)(17,21,22,30)(18,24,25,29)(19,27,20,28)(23,31,26,32)(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.