by steps
000000 000000
000000
8a767f 8a767f
8a767f
00007f 00007f
00007f
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0000ff
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007f00
007f7f 007f7f
007f7f
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007fff
00ff00 00ff00
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00ff7f 00ff7f
00ff7f
837d86 837d86
837d86
00ffff 00ffff
00ffff
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798791 798791
798791
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758b95 758b95
758b95
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ff7f7f
ff7fff ff7fff
ff7fff
728e99 728e99
728e99
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
6f929d 6f929d
6f929d