by steps
000000 000000
000000
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91878c
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007fff
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93887a
00ffff 00ffff
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7fffff
978a60 978a60
978a60
ff0000 ff0000
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998a58 998a58
998a58
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ff7f7f
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ff7fff
9a8b4f 9a8b4f
9a8b4f
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
9c8c47 9c8c47
9c8c47