部屋用パレット

      R   G   B  →16進数  R  G  B  →各4bit  R G B
 0    0 255 255           00 FF FF            0 F F
 1    0   0   0           00 00 00            0 0 0
 2  255 255 255           FF FF FF            F F F
 3  215 168  48           D7 A8 30            D A 3
 4  196 196 196           C4 C4 C4            C C C
 5  254   0   0           FE 00 00            F 0 0
 6  160 224 255           A0 E0 FF            A E F
 7    0 160 128           00 A0 80            0 A 8
 8  255 255   0           FF FF 00            F F 0
 9  160 120  32           A0 78 20            A 7 2
10  128 128 128           80 80 80            8 8 8
11  255 230 200           FF E6 C8            F E C
12  255 255 255           FF FF FF            F F F
13  255 255 255           FF FF FF            F F F
14  255 255 255           FF FF FF            F F F
15  255 255 255           FF FF FF            F F F