by steps
000000 000000
000000
1dc584 1dc584
1dc584
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0000ff
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007f00
007f7f 007f7f
007f7f
29bc83 29bc83
29bc83
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007fff
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00ff7f
35b382 35b382
35b382
00ffff 00ffff
00ffff
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41aa82 41aa82
41aa82
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7fffff
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5a9980
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ff7f7f
ff7fff ff7fff
ff7fff
72877f 72877f
72877f
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff