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