A gross of colored dots

The answer to this puzzle is a person.

Transcript of the colors:

GKWBGRWBYGCM
BRKYBKBRCKGC
WRYMCRGMBYKM
CWWCCMWCKYWB
WGKBMRCKMKMB
GRCRRWKYMYGB
GYMCGRWBYGCC
MYRKCKRGCGRC
WRKCMYBKWRWR
CWGBGWGMGYWC
RBBKKGMGWKCM
YMRWKMRRMYKM

• The person is Damien Hirst. Obvs. Nov 24 '21 at 10:38

Damien Hirst Louis Braille

Why?

If we first take only the red colour channel we get this

This is braille for
First rotate 180 degrees

Rotating 180 degrees and filtering everything but green we get
which is braille for
Find the answer with a mirror

So, finally also mirroring the image and picking the blue colour, the image is

giving the final braille message
Born 1809 died 1852

And, indeed, Louis Braille was born 1809 and died 1852.

• Nice solve! @OP: you'd write 420 as "#420", not "#4#2#0". And there's a word separator that looks like this: ⠀
– Bass
Nov 24 '21 at 18:01
• Yes good solve once again! Nov 24 '21 at 18:36