by steps
000000 000000
000000
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f17d11
00007f 00007f
00007f
0000ff 0000ff
0000ff
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007f7f 007f7f
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e47b20
007fff 007fff
007fff
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00ff7f 00ff7f
00ff7f
d87a30 d87a30
d87a30
00ffff 00ffff
00ffff
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cc7840
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c07750
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7fffff 7fffff
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b3765f b3765f
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a7746f
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
9b737f 9b737f
9b737f
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
8f728f 8f728f
8f728f