by steps
000000 000000
000000
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eb2626
00007f 00007f
00007f
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0000ff
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e92727
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007fff
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00ff7f
e72828 e72828
e72828
00ffff 00ffff
00ffff
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7f007f
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e52a2a
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e42b2b
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e22c2c
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e02e2e
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ff7f7f
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ff7fff
de2f2f de2f2f
de2f2f
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ffff7f
ffffff ffffff
ffffff
dd3131 dd3131
dd3131