by steps
000000 000000
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9d8288
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9c8187 9c8187
9c8187
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00ff00 00ff00
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00ff7f 00ff7f
00ff7f
9b8187 9b8187
9b8187
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
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9a8187 9a8187
9a8187
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7f7f7f
998187 998187
998187
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988186 988186
988186
ff0000 ff0000
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978186 978186
978186
ff7f00 ff7f00
ff7f00
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ff7f7f
ff7fff ff7fff
ff7fff
968186 968186
968186
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
958186 958186
958186