The hexadecimal color code #21712e is a medium dark shade of green. In the RGB color model #21712e is comprised of 12.94% red, 44.31% green and 18.04% blue. In the HSL color space #21712e has a hue of 130° (degrees), 55% saturation and 29% lightness. This color has an approximate wavelength of 545.88 nm.
Have no fear of perfection, you'll never reach it.
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It is a widely accepted notion among painters that it does not matter what one paints as long as it is well painted. This is the essence of academicism. There is no such thing as good painting about nothing.
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Don't be an art critic, but paint, there lies salvation.