The hexadecimal color code #556e7f is a shade of cyan-blue. In the RGB color model #556e7f is comprised of 33.33% red, 43.14% green and 49.8% blue. In the HSL color space #556e7f has a hue of 204° (degrees), 20% saturation and 42% lightness. This color has an approximate wavelength of 481.94 nm.
There is no must in art because art is free.
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The longer you look at an object, the more abstract it becomes, and, ironically, the more real.
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The aim of art is to represent not the outward appearance of things, but their inward significance.
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