by steps
000000 000000
000000
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007f7f
1e1b00 1e1b00
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007fff
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3c3701 3c3701
3c3701
00ffff 00ffff
00ffff
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5a5302 5a5302
5a5302
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796f03
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7fffff
978b03 978b03
978b03
ff0000 ff0000
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b5a704
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ff7f7f
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ff7fff
d3c305 d3c305
d3c305
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
f2df06 f2df06
f2df06