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