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