The hexadecimal color code #91ada4 is a medium light shade of green-cyan. In the RGB color model #91ada4 is comprised of 56.86% red, 67.84% green and 64.31% blue. In the HSL color space #91ada4 has a hue of 161° (degrees), 15% saturation and 62% lightness. This color has an approximate wavelength of 501.22 nm.
Don't be an art critic, but paint, there lies salvation.
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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.