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