by steps
000000 000000
000000
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7fff00
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00007f
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0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
83f314 83f314
83f314
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007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
87e728 87e728
87e728
00ffff 00ffff
00ffff
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7f007f
8cdc3d 8cdc3d
8cdc3d
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7f7f7f
90d051 90d051
90d051
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7fffff
94c465 94c465
94c465
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99b97a
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ff7f00
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ff7f7f
ff7fff ff7fff
ff7fff
9dad8e 9dad8e
9dad8e
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
a2a2a3 a2a2a3
a2a2a3