by steps
000000 000000
000000
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0000ff
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007f7f
1e1a83 1e1a83
1e1a83
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00ff00 00ff00
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00ff7f
3c3588 3c3588
3c3588
00ffff 00ffff
00ffff
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5b4f8d 5b4f8d
5b4f8d
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796a92
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
978496 978496
978496
ff0000 ff0000
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b69f9b b69f9b
b69f9b
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ff7f7f
ff7fff ff7fff
ff7fff
d4b9a0 d4b9a0
d4b9a0
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
f3d4a5 f3d4a5
f3d4a5