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